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Current List of ISRM Duplicate Slide Rules For Sale.

Pickett, Keuffel & Esser, Circular, Dietzgen, Hemmi, Asia-China, Ricoh-Japan, Aristo, Faber-Castell
Nestler, Misc Europe, Post, Acumath, Lawrence, Sterling, Misc USA, British, Aerospace, Restored K&Es

  • Click on the comparable image or its accession number to see the matching slide rule in the ISRM archives.
  • The one selected and the one you will receive is a duplicate of this image, and in most cases is in better condition (exceptions noted).
  • Description of NOS = New Old Stock or NIB = New In Box.
  • If you desire an original manual (as available) include an extra $10. It may not be the exact model year.
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  • For every $100 gifted select a $10 slide rule from the list to throw in the stack for free.
  • Shipping will be combined .Currently USPS is wanting $16 for a Priority Mail medium Flat Rate box.(holds 20 slide rules).
  • Make a reasonable offer. Most suggested fees are based on average past ebay prices.
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Use the secure button, and include a donation for shipping costs List the items by ISRM reference #. in the message to curator.


Pickett

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
18.04.06.01
18.04.06.01

Pickett B1 Duplex Log Log in polybag no sleeve or manual LL0, L, A [ B, Cos S, SecT ST, T T, C ] D, sqr1, sqr2, LL0
LL1, LL2, LL3, DF [ CF, CIF, CI, C] D, LL3, LL2, LL1
perfect. No sleeve or manual $150
14.07.03.10
13.10.09.05

P&E (Pickett & Eckel) Model 3 Deci Log Log Vector Version 1, sn CO29234, Rubber sleeve 3√ #1, 3√ #2, 3√ #3, DF [ CF, T Cot, ST, S Cos, CI, C ] D, DI,√ #1, √ #2
1/N1, 1/N2, 1/N3, 1/N4, DF [ CF, Digits, CI, C] Co D, N1, N2, N3, N4
Made in USA by R.C. Pickett & A.F. Eckel - 30 scales - ©1947 Early Magnesium Stock with serial number on cursor blocks. No Logo at its introduction. Gray Rubber sleeve. Excellent. $80
22.07.06.111 To be scanned
>22.07.06.44
Pickett Model 4 Vector hyperbolic loglog (1949) sn01D1451 Magnesium early N1, 1/N1, N2, 1/N2, DF/M [ CF/M, Th, Sh, Sh, L, CI, C ] D,N3, 1/N3, N4,1/N4 3&rad #1, 3&rad #2, 3&rad #3, DF [ CF, T Cot, ST, S Cos, CI, C ] D, DI, &rad #1, &rad #2 Good, easy movements. Leather sleeve No Markings. Triangle Logo $60.00
22.09.13.16
Image Ref#s 11.08.23.01 and 12.06.24.12
Pickett N3-ES/N600-ES Log Log Twin Pack, NOS, Maroon Leather sleeves with Jetlog manual (N3) v #1, v #2, K, A [B, ST, S/Cos, T1, T2, CI, C] D, DI, 3v #1, 3v # 2, 3v #3
LL0+0.001/-0.001, LL1+0.01/-0.01, DF [ CF, CIF, Ln, L, CI, C ] D, LL2+0.1/-0.1, LL3+1.0/-1.0

(N600) LL1+0.01/-0.01, A [ B, ST, T Cot, S Cos, C ] D, DI, K
LL2+0.1/-0.1, DF [ CF, CIF, L, CI, C ] D, LL3+1.0/-1.0

Perfect. Gold/Black/White Retail box has stains. Curved braces(N3), Hooked braces (N600), Modern Logo belt clip Convex cursor lens. Red/black text. $200
22.04.28.01
20.06.05.01

Pickett N3-ES Powerlog Exponential Log Log Dual Base 1960 &rad; #1, &rad; #2, K, A [B, ST, S/Cos, T1, T2, CI, C] D, DI, 3&rad; #1, 3&rad; # 2, 3&rad; #3 LL0+0.001/-0.001, LL1+0.01/-0.01, DF [ CF, CIF, Ln, L, CI, C ] D, LL2+0.1/-0.1, LL3+1.0/-1.0 Excellent. Curved braces, flat lens, round black logo. Brown leather sleeve $60
22.07.06.199
11.08.23.01

Pickett N3-ES Pocket Powerlog Exponential Log Log Dual Base 1964-69 &rad; #1, &rad; #2, K, A [B, ST, S/Cos, T1, T2, CI, C] D, DI, 3&rad; #1, 3&rad; # 2, 3&rad; #3 LL0+0.001/-0.001, LL1+0.01/-0.01, DF [ CF, CIF, Ln, L, CI, C ] D, LL2+0.1/-0.1, LL3+1.0/-1.0 Good. small Curved braces, convex lens, modern logo. Maroon leather sleeve. Adhesive on back of sleeve. small defect on Ln/L scale at 2 mark. Name "Robert Ethan" in flap $50
22.09.13.18
13.02.20.06

Pickett N3P-ES Pocket Powerlog Exponential Log Log Dual Base 1964-69 &rad; #1, &rad; #2, K, A [B, ST, S/Cos, T1, T2, CI, C] D, DI, 3&rad; #1, 3&rad; # 2, 3&rad; #3 LL0+0.001/-0.001, LL1+0.01/-0.01, DF [ CF, CIF, Ln, L, CI, C ] D, LL2+0.1/-0.1, LL3+1.0/-1.0 Excellent. Curved braces, convex lens, modern logo. Maroon leather sleeve w/ Pocket clip $160
22.03.01.38
21.06.10.26

Pickett Model 4 Vector hyperbolic loglog (1949) sn05I0017 Magnesium V2 N1, 1/N1, N2, 1/N2, DF/M [ CF/M, Th, Sh, Sh, L, CI, C ] D,N3, 1/N3, N4,1/N4 3&rad #1, 3&rad #2, 3&rad #3, DF [ CF, T Cot, ST, S Cos, CI, C ] D, DI, &rad #1, &rad #2 Good, easy movements. Leather sleeve No Markings. $50.00
22.07.06.112
22.02.27.01
Pickett N4-ES Vector-Type Log Log Dual-Base Speed rule 1959 LL1+.00D/-.00D, LL2+.0D/-.0D, DF/m [ CF/m, TH, SH, Ln, L, CI, C ] D, LL3+.D/-.D, LL4+D./-D.
3&rad; #1, 3&rad; #2, 3&rad; #3, DF [ CF, CIF, T1, T2, ST, S Cos, CI, C ] D, DI, &rad; #1, &rad; #2
Excellent. All black text, (< symbol on Inverse scales), Rounded braces, flat lens, metal bars, slotted stock, round black logo. Brown leather sleeve $50
14.07.02.64
17.08.24.11
Pickett N4-ES Log Log Vector Hyperbolic Dual-Base Speed rule 1959 LL1+.00D/-.00D, LL2+.0D/-.0D, DF/m [ CF/m, TH, SH, Ln, L, CI, C ] D, LL3+.D/-.D, LL4+D./-D.
3&rad; #1, 3&rad; #2, 3&rad; #3, DF [ CF, CIF, T1, T2, ST, S Cos, CI, C ] D, DI, &rad; #1, &rad; #2
Excellent. All black text, (< symbol on Inverse scales), Square braces, flat lens, nylon bars, slotted stock, round black logo. Brown leather sleeve "R.C. Smith" on Flap. Some KGMS conversions on paper sticker on sleeve. $60
20.08.15.03
17.08.24.11
Pickett N4-ES Log Log Vector Hyperbolic Dual-Base Speed rule 1959 LL1+.00D/-.00D, LL2+.0D/-.0D, DF/m [ CF/m, TH, SH, Ln, L, CI, C ] D, LL3+.D/-.D, LL4+D./-D.
3&rad; #1, 3&rad; #2, 3&rad; #3, DF [ CF, CIF, T1, T2, ST, S Cos, CI, C ] D, DI, &rad; #1, &rad; #2
Excellent. All black text, (< symbol on Inverse scales), Square braces, flat lens (Reno w/no ribs), nylon bars, round black logo."Ray Durney (in sleeve flap) Matawan, N.J.". $60
22.10.13.06
14.01.10.45

Pickett N4-ES Vector-Type Log Log Dual-Base Speed rule 1962 LL1+.00D/-.00D, LL2+.0D/-.0D, DF/m [ CF/m, TH, SH, Ln, L, CI, C ] D, LL3+.D/-.D, LL4+D./-D.
3&rad; #1, 3&rad; #2, 3&rad; #3, DF [ CF, CIF, T1, T2, ST, S Cos, CI, C ] D, DI, &rad; #1, &rad; #2
Excellent. Red Inverse Scales. Square braces, flat lens, round yellow logo. Brown leather sleeve. No markings $70
22.07.06.116
12.04.22.01

Pickett Model 14 US Military Artillery Ranging (1962) Front Scale: LL1+/-, LL2+/-, A [ B, T Cot, ST, S Cos, K, C ] D, LL3+/-, LL4+/-
Opposite angle Deg, Deg, Mils, Mils [ Apex angle, Tan CoTan, Sin-Tan, Sin CoSin, Base C ], Distance D, A
Leather sleeve with belt loop and insert. Better than archive specimen. $50
14.07.02.61
04.04.22.03

Pickett 80-T Basic Student Trig in plastic sleeve, with manual T, K, A [ B, CI, C ] D, L, S Cos First design of one piece injection molded narrow stock and slide, White. No markings $5
18.09.17.13
15.03.28.01

Pickett 120 Student Mannheim Leatherette Sleeve K, A [ B, T Cot, S Cos, CI, C ] D, L First design of one piece injection molded narrow stock and slide, White. No markings $5
18.04.06.100
09.10.27.02

Pickett 120 Trainer Black Braces K, A [ B, T Cot, S Cos, CI, C ] D, L Assembled in multiple plastic pieces. Black sleeve $5
20.04.17.02
15.03.28.01

Pickett 120 Student Mannheim Leatherette Sleeve. Retail box K, A [ B, T Cot, S Cos, CI, C ] D, L First design of one piece injection molded narrow stock and slide, White. No markings. Orange Retail box with manual $20
18.04.06.101
15.03.28.01

Pickett 120 Student Mannheim Leatherette Sleeve K, A [ B, T Cot, S Cos, CI, C ] D, L First design of one piece injection molded narrow stock and slide, White. No markings $5
18.09.17.12
09.10.27.02

Pickett No. 120 Trainer. Sleeve, manual and original retail box K, A [ B, T Cot, S Cos, CI, C ] D, L Note: This was Pickett's first attempt at a low cost all plastic slide rule. $5
20.08.15.21
12.06.24.07

Pickett No. 120-ES Trig V2 Microline Black Sleeve, K, A [ B, T Cot, S Cos, CI, C ] D, L
Molded yellow plastic , wide stock, black leatherette sleeve V2 Italic Inverse Scales. $10
20.08.15.22
12.06.24.07

Pickett No. 120-ES Trig V2 Microline Black Sleeve, K, A [ B, T Cot, S Cos, CI, C ] D, L
Molded yellow plastic , wide stock, black leatherette sleeve V2 Italic Inverse Scales. $10
14.09.21.07
12.06.24.07

Pickett No. 120-ES Trig V2 Microline Black Sleeve, K, A [ B, T Cot, S Cos, CI, C ] D, L
Molded yellow plastic , wide stock, black leatherette sleeve V2 Italic Inverse Scales. $10
20.08.15.21
12.06.24.07

Pickett No. 120-ES Trig V2 Microline Black Sleeve, K, A [ B, T Cot, S Cos, CI, C ] D, L
Molded yellow plastic , wide stock, black leatherette sleeve V2 Italic Inverse Scales. $10
20.08.15.18
12.03.02.01

Pickett No. 121-T Trig Microline Black Sleeve, K, A [ B, T Cot, S Cos, CI, C ] D, L
Conversions and Equivalents
Molded White plastic , wide stock. black leatherette sleeve $15
17.12.17.18
12.06.24.15

Pickett Microline 140-ES Expanded Log Log Version 2
Black sleeve
LL1, K, A [ B, S Cos, ST, Sec T, T Cot, C ] D, DI, LL1
LL2, LL3, DF [ CF, CIF, L, CI, C] D, LL2, LL3
Made in USA - New expanded 25 scale set - All scales Black, Inverse scales italics. No Markings $15
12.04.24.16
12.06.24.15

Pickett Microline 140-ES Expanded Log Log Version 2
Black sleeve
LL1, K, A [ B, S Cos, ST, Sec T, T Cot, C ] D, DI, LL1
LL2, LL3, DF [ CF, CIF, L, CI, C] D, LL2, LL3
Made in USA - New expanded 25 scale set - All scales Black, Inverse scales italics. No Markings $15
19.05.04.10
12.06.24.15

Pickett Microline 140-ES Expanded Log Log Version 2
Black sleeve
LL1, K, A [ B, S Cos, ST, Sec T, T Cot, C ] D, DI, LL1
LL2, LL3, DF [ CF, CIF, L, CI, C] D, LL2, LL3
Made in USA - New expanded 25 scale set - All scales Black, Inverse scales italics. No Markings $15
14.01.10.78
12.06.24.14

Pickett Microline 140-T Expanded Log Log Version 2 Black sleeve with Manual LL1, K, A [ B, S Cos, ST, Sec T, T Cot, C ] D, DI, LL1
LL2, LL3, DF [ CF, CIF, L, CI, C] D, LL2, LL3
Made in USA - New expanded 25 scale set - All scales Black, Inverse scales italics. No Markings $15
19.10.27.18
11.11.18.04

Pickett Microline 160-ES Pocket SR Black sleeve K, A [ B, CI, C ] D, L Made in USA - All scales Black. No Markings first version $10
19.10.27.18
09.10.21.03

Pickett Microline 160-T Pocket SR Black sleeve K, A [ B, CI, C ] D, L Made in USA - All scales Black. No Markings first version Black sewn sleeve. $15
20.04.01.158
14.10.09.10

Pickett Microline 160-ES Pocket Encased in a plexiglass box Break in case of power failure? K, A [ B, CI, C ] D, L Made in Mexico - All scales Black. No Markings first version Encased in a plexiglass box Break in case of power failure? $15
20.04.01.039
18.04.06.78

Pickett N200-T Trig duplex with leather pocket clip sleeve. K, A [ B, CI, C ] D, L
Promo [ S, ST, T, C ] D
Excellent. Curved braces, convex lens, modern logo. Joslyn Electronic system promo. Commerative ARR-COMM/SIG Chicago Meeting 1967 $25
20.04.01.221
09.01.12.96

Pickett Model 200 Trig duplex with leather pocket clip, retail box w/manual K, A [ B, CI, C ] D, L
Blank [ S, ST, T, C ] D
Triangle logo #38 artwork. Rounded braces, metal; bars, flat lens, Magnesium stock. Slight oxidization in grooves. Good Manual. Good box Jack & Heintz promo $40
22.05.06.33
14.01.10.21

Pickett N200-ES - Log Log Synchro-Scale – Black Leather clip sleeve K, A [ B, CI, C ] D, L
Blank [ S, ST, T, C ] D
Pristine - Curved braces, nylon bars and convex cursor lens. All black text. Round black logo. $80
22.09.13.04
11.11.11.04
(-ES box shown)
Pickett N200-T Trig NOS in Retail Box with manual and sleeve. K, A [ B, CI, C ] D, L
Blank [ S, ST, T, C ] D
Perfect. New in Box. Modern logo. No promo branding. $50
20.08.15.10
09.01.12.6

Pickett Model 300 Log Duplex
Made in USA - Notice Copyright on left of slide.
LL1, A [ B, T cot, S Cos, C ] D, LL2
LL3, DF [ CF, CIF, CI, C ] D, L
Made in USA by Pickett & A.F. Eckel., Triangle logo, rounded steel braces, steel cursor bars, missing 1 of 8 cursor screws 2/64UNFx1/8”. excellent shape. Leather sleeve with pocket clip $25
22.09.13.05
17.08.24.20

Pickett N300-T Trig NOS in Retail Box with manual and sleeve. LL1, A [ B, T Cot, S Cos, C ] D, LL2
LL3, DF [ CF, CIF, CI, C ] D, L
Perfect. New in Green/black Box. Modern logo. No promo branding. $80
22.09.13.13
Image Ref#s 19.02.21.01 and 22.05.06.29
Pickett N500-T/N300-T Log Log Rule Two Matched Set, Suede Leather sleeves with manual (N500 Hi-Log)+LL1, -LL1, A [ B, T Cot, ST, S Cos, C ] D, DI, K
+LL2, -LL2, DF [ CF, CIF, L, CI, C ] D, +LL3, -LL3

(N300) LL1, A [ B, T Cot, S Cos, C ] D, LL2
LL3, DF [ CF, CIF, CI, C ] D, L

Perfect. Blue/White Retail box has stains. Curved braces(N500), Hooked braces (N300), Modern Logo, Convex cursor lens. Red/black text. Sued sleeves, with manual. $150
14.07.02.69
22.02.17.02

Pickett N-500-T Hi Log Log Black Leather Sleeve +LL1, -LL1, A [ B, T Cot, ST, S Cos, C ] D, DI, K
+LL2, -LL2, DF [ CF, CIF, L, CI, C ] D, +LL3, -LL3
Nice. Black Leather sleeve, round black logo red inverse scales. Flat lens. Curved braces. No Markings $30.00
22.07.06.119
09.01.12.63

Pickett N-500-T Hi Log Log Black Leather Sleeve +LL1, -LL1, A [ B, T Cot, ST, S Cos, C ] D, DI, K
+LL2, -LL2, DF [ CF, CIF, L, CI, C ] D, +LL3, -LL3
Nice. Black Leather sleeve, round black logo red inverse scales. Convex lens. Curved braces. Name of flap $30.00
22.10.13.20
10.12.12.03

Pickett N-515-T 1969 Electronic CIE Logo Brown Leather Sleeve with belt loop (LG), (fx)2p, A [(Cr)B, S, T, (Lxor Cx)CI, Xlor Fr-C] D(XL), L, Ln
Reactance formula, Ohm's law, etc
For Cleveland Institute of Electronics, Round Black Pickett Logo
Very Good, no Markings. Sleeve missing D-ring.
$65
18.03.20.02
10.12.12.03

Pickett N-515-T 1969 Electronic CIE Logo Brown Leather Sleeve with belt loop (LG), (fx)2p, A [(Cr)B, S, T, (Lxor Cx)CI, Xlor Fr-C] D(XL), L, Ln
Reactance formula, Ohm's law, etc
For Cleveland Institute of Electronics, Round Black Pickett Logo
Very Good, no Markings
$70
17.09.15.03
10.12.12.03

Pickett N-515-T Electronic CIE Logo Tan Leather Sleeve (LG), (fx)2p, A [(Cr)B, S, T, (Lxor Cx)CI, Xlor Fr-C] D(XL), L, Ln
Reactance formula, Ohm's law, etc
For Cleveland Institute of Electronics, Round Black Logo, Curved Braces Modern Pickett Logo on sleeve, Very Good, no Markings $65
22.07.06.121
10.12.12.03

Pickett N-515-T Electronic CIE Logo Burnt orange Leather Sleeve (LG), (fx)2p, A [(Cr)B, S, T, (Lxor Cx)CI, Xlor Fr-C] D(XL), L, Ln
Reactance formula, Ohm's law, etc
For Cleveland Institute of Electronics, Round Black Logo, Curved Braces Triangle Pickett Logo on sleeve, Perfect, no Markings $70
22.07.06.122
10.12.12.03

Pickett N-515-T Electronic CIE Logo, Burnt orange Leather Sleeve (LG), (fx)2p, A [(Cr)B, S, T, (Lxor Cx)CI, Xlor Fr-C] D(XL), L, Ln
Reactance formula, Ohm's law, etc
For Cleveland Institute of Electronics, Round Black Logo, Curved Braces Modern Pickett Logo on sleeve, .Potter" on sleeve flap. $70
22.07.06.120
18.09.17.10

Pickett N-515-T Electronic CIE Logo Brown Leather Sleeve w/belt clip (LG), (fx)2p, A [(Cr)B, S, T, (Lxor Cx)CI, Xlor Fr-C] D(XL), L, Ln
Reactance formula, Ohm's law, etc
For Cleveland Institute of Electronics, Modern Pickett Logo, Curved Braces, Convex lens,
Perfect, no Markings
$70
21.08.07.21
18.09.17.10

Pickett N-515-T Electronic CIE Logo Brown Naugahyde Sleeve (LG), (fx)2p, A [(Cr)B, S, T, (Lxor Cx)CI, Xlor Fr-C] D(XL), L, Ln
Reactance formula, Ohm's law, etc
For Cleveland Institute of Electronics, Modern Pickett Logo, Curved Braces, Convex lens,
Perfect, no Markings
$50
22.08.03.01
18.09.17.10

Pickett N-515-T Electronic CIE Logo Brown Naugahyde Sleeve (LG), (fx)2p, A [(Cr)B, S, T, (Lxor Cx)CI, Xlor Fr-C] D(XL), L, Ln
Reactance formula, Ohm's law, etc
For Cleveland Institute of Electronics, Modern Pickett Logo, Curved Braces, Convex lens,
Perfect, no Markings
$50
14.01.10.79
12.06.24.50

Pickett N-531-ES Capitol Radio Engineering Institute - 1960 , Brown leather sleeve L, Ln, A [ B, CI, C ] D, 2π, K
LL2, LL1 [ S Cos, ST, T Cot, C ] D, LL3
Made in USA by Pickett for Capitol Radio Engineering Institute CREI.Round black logo, curved braces. Scales slightly faded. No markings. Sleeve has modern logo. $40
21.06.10.30
12.06.24.50

Pickett N-531-ES Capitol Radio Engineering Institute - 1960 , Black Naugahyde sleeve L, Ln, A [ B, CI, C ] D, 2π, K
LL2, LL1 [ S Cos, ST, T Cot, C ] D, LL3
Made in USA by Pickett for Capitol Radio Engineering Institute CREI.Round black logo, curved braces. No markings. Black Naugahyde sleeve $40
21.08.07.22
12.06.24.50

Pickett N-531-ES Capitol Radio Engineering Institute - 1960 , Black Naugahyde sleeve L, Ln, A [ B, CI, C ] D, 2π, K
LL2, LL1 [ S Cos, ST, T Cot, C ] D, LL3
Made in USA by Pickett for Capitol Radio Engineering Institute CREI.Round black logo, curved braces. No markings. Black Naugahyde sleeve $40
18.04.06.93
12.06.24.50

Pickett N-531-ES Capitol Radio Engineering Institute - 1960 , Brown leather sleeve w/belt loop L, Ln, A [ B, CI, C ] D, 2π, K
LL2, LL1 [ S Cos, ST, T Cot, C ] D, LL3
Made in USA by Pickett for Capitol Radio Engineering Institute CREI.Round black logo, curved braces. Perfect. No markings. Sleeve has triangle logo $50
22.07.06.110
12.06.24.50

Pickett N-531-ES Capitol Radio Engineering Institute - 1962, Black leather sleeve L, Ln, A [ B, CI, C ] D, 2π, K
LL2, LL1 [ S Cos, ST, T Cot, C ] D, LL3
Made in USA by Pickett for Capitol Radio Engineering Institute CREI.Round black logo, curved braces. convex lens. Sleeve has Modern logo logo. Name "Charles Siebenga, Manhattan, Montana" on inside of flap. $50
22.05.06.32
22.05.06.02

Pickett N600-ES - Log Log Synchro-Scale – Tan Leather clip sleeve LL1+0.01/-0.01, A [ B, ST, T Cot, S Cos, C ] D, DI, K
LL2+0.1/-0.1, DF [ CF, CIF, L, CI, C ] D, LL3+1.0/-1.0
Pristine - square braces, nylon bars and flat cursor lens. All black text. Round black logo. $80
22.07.06.135
11.04.09.01

Pickett N600-ES - Log Log Synchro-Scale NOS in Retail Box, with manual, maroon Leather sleeve LL1+0.01/-0.01, A [ B, ST, T Cot, S Cos, C ] D, DI, K
LL2+0.1/-0.1, DF [ CF, CIF, L, CI, C ] D, LL3+1.0/-1.0
NOS in Retail Box (stained), Curved braces, Round Triangle logo, nylon bars and flat cursor lens. Red and black text.maroon Leather sleeve has modern logo, with manual $100
20.04.17.01
11.04.09.01

Pickett N600-ES - Log Log Synchro-Scale – Maroon Leather sleeve LL1+0.01/-0.01, A [ B, ST, T Cot, S Cos, C ] D, DI, K
LL2+0.1/-0.1, DF [ CF, CIF, L, CI, C ] D, LL3+1.0/-1.0
Made in USA - Curved braces, Round black logo, nylon bars and flat cursor lens. Red and black text.Maroon Leather sleeve $80
22.07.06.136
11.04.09.01

Pickett N600-ES - Log Log Synchro-Scale – Brown Leather sleeve LL1+0.01/-0.01, A [ B, ST, T Cot, S Cos, C ] D, DI, K
LL2+0.1/-0.1, DF [ CF, CIF, L, CI, C ] D, LL3+1.0/-1.0
Made in USA - Curved braces, Round black logo, nylon bars and flat cursor lens. Red and black text.Brown Leather sleeve $80
22.07.06.137
11.04.09.01

Pickett N600-ES - Log Log Synchro-Scale – Brown Leather sleeve LL1+0.01/-0.01, A [ B, ST, T Cot, S Cos, C ] D, DI, K
LL2+0.1/-0.1, DF [ CF, CIF, L, CI, C ] D, LL3+1.0/-1.0
Made in USA - Curved braces, Round black logo, nylon bars and flat cursor lens. Red and black text.Brown Leather sleeve $80
20.04.01.131
15.09.27.04

Pickett N700-T USAF Aerial Photo Pocket Duplex. L, A DF [ CF, CI, T, S, C ] D, DI, K
Ground Size Meters, Feet, Ground Speed, [Image size, Cycling Time, Focal Length] Altitude
Bottom of sleeve looks like it was chewed on by a dog. Otherwise excellent. Convex lens, curved braces $50
15.02.27.02
15.02.27.02

Pickett 800-T - Log Log Synchro-Scale – 1957 Brown Leather sleeve w/belt loop LL1+0.01/-0.01, A [ B, ST, T Cot, S Cos, C ] D, DI, K
LL2+0.1/-0.1, DF [ CF, CIF, L, CI, C ] D, LL3+1.0/-1.0
Made in USA – Round Black Logo, Square braces, extended cursor bars, and flat cursor lens. slotted slide. Red and black text. Sleeve has names on flap. Cloth insert. Excellent $30
14.01.10.55
09.01.12.94

Pickett 800-ES - Log Log Synchro-Scale – 1954 Early Brown Leather sleeve LL1+0.01/-0.01, A [ B, ST, T Cot, S Cos, C ] D, DI, K
LL2+0.1/-0.1, DF [ CF, CIF, L, CI, C ] D, LL3+1.0/-1.0
Made in USA - Flat stock rounded steel braces, metal bars and flat cursor lens. slotted slide. All black text. $30
22.07.06.124
18.09.04.01

Pickett N800-ES - Dual Base Log Log Standard Range 1959 Brown Leather sleeve LL1+0.01/-0.01, A [ B, ST, T Cot, S Cos, C ] D, DI, K
LL2+0.1/-0.1, DF [ CF, CIF, L, CI, C ] D, LL3+1.0/-1.0
Made in USA - in retail box. Square braces, Round Black Logo, Flat cursor lens. All black text. "JJ" on sleeve and stock. $40
14.07.03.51
17.08.24.18

Pickett N800-ES Log Log Speed Rule 1964 Black Leather Sleeve LL1+0.01/-0.01, K, A [ B, S Cos, ST, T Cot, CI, C ] D, DI, K
LL2+0.1/-0.1, DF [ CF, CIF, L, CI, C ] D, LL3+1.0/-1.0
Made in USA, Modern logo, Curved braces, convex lens. Perfect. No markings $30
22.09.13.08
17.08.24.18

Pickett N800-ES Log Log Speed Rule NOS in retail box c1964, Tan Leather Sleeve with manual

LL1+0.01/-0.01, K, A [ B, S Cos, ST, T Cot, CI, C ] D, DI, K
LL2+0.1/-0.1, DF [ CF, CIF, L, CI, C ] D, LL3+1.0/-1.0
Made in USA, Modern logo, Curved braces, convex lens. Perfect. No markings. Retail box, some staining. $50
22.03.01.35
20.01.03.01

Pickett 803-T - Dual Base Log Log Standard Range 1959 Brown Leather sleeve √ #1, √ #2, K, A [ B, S Cos, ST, T Cot, CI, C ] D, DI, DFM
LL0+0.001/-0.001, LL1+0.01/-0.01, DF [ CF, CIF, L, CI, C ] D, LL2+0.1/-0.1, LL3+1.0/-1.0
Made in USA - Square braces, Round Black Logo, Flat cursor lens. All black text. $40
22.03.01.35
18.12.30.06

Pickett N803-T - Dual Base Log Log NOS Retail Box 1962 Tan Leather sleeve √ #1, √ #2, K, A [ B, S Cos, ST, T Cot, CI, C ] D, DI, DFM
LL0+0.001/-0.001, LL1+0.01/-0.01, DF [ CF, CIF, L, CI, C ] D, LL2+0.1/-0.1, LL3+1.0/-1.0
Perfect. Green/White Retail box has stains. Curved braces, Round Black Logo, Convex cursor lens. Red/black text. $50
22.09.13.12
Image Ref#s 18.12.30.06 and 22.05.06.29
Pickett N803-T/N600-T Log Log Dual Rule Matched Set, Black Leather sleeves with manual (N803) √ #1, √ #2, K, A [ B, S Cos, ST, T Cot, CI, C ] D, DI, DFM
LL0+0.001/-0.001, LL1+0.01/-0.01, DF [ CF, CIF, L, CI, C ] D, LL2+0.1/-0.1, LL3+1.0/-1.0

(N600) LL1+0.01/-0.01, A [ B, ST, T Cot, S Cos, C ] D, DI, K
LL2+0.1/-0.1, DF [ CF, CIF, L, CI, C ] D, LL3+1.0/-1.0

Perfect. Blue/White Retail box has stains. Curved braces (N803), Hooked braces (N600), Round Black Logo (N803), Modern Logo (N600), Convex cursor lens. Red/black text. $200
21.06.10.19
14.07.02.68

Pickett N803-ES Log Log Speed Rule Dual Base in complete original box and sleeve w/manual √ #1, √ #2, K, A [ B, S Cos, ST, T Cot, CI, C ] D, DI, DFM
LL0+0.001/-0.001, LL1+0.01/-0.01, DF [ CF, CIF, L, CI, C ] D, LL2+0.1/-0.1, LL3+1.0/-1.0
Triangle logo, square braces, flat lens. Pristine. Warranty card, belt loop $70
21.06.10.20
09.01.12.116

Pickett N803-ES Log Log Speed Rule Dual Base √ #1, √ #2, K, A [ B, S Cos, ST, T Cot, CI, C ] D, DI, DFM
LL0+0.001/-0.001, LL1+0.01/-0.01, DF [ CF, CIF, L, CI, C ] D, LL2+0.1/-0.1, LL3+1.0/-1.0
Triangle logo, curved braces, convex lens. Pristine, Black leather sleeve, Modern logo $50
20.08.15.12
20.08.15.13

Pickett N901-T Simplex Misprint on -ES color stock. Brown Sleeve. K, A [ B, T Cot, S Cos, CI, C ] D, L
Expanded Equivalents.
Made in USA - Aluminum Stock, Flat lens, With CI scale, Square Braces, Black Round Logo,. Red ink Markings on back of stock. Rare misprint on -ES stock. Was a special school edition. $40
20.08.15.25
20.08.15.13

Pickett N901-T Simplex Misprint on -ES color stock. Brown Sleeve. K, A [ B, T Cot, S Cos, CI, C ] D, L
Expanded Equivalents.
Made in USA - Aluminum Stock, Flat lens, CI scale, Square Braces, Black Round Logo,. Red ink Markings on back of stock. Rare misprint on -ES stock. Was a special school edition. $40
20.08.15.26
20.08.15.13

Pickett N901-T Simplex Misprint on -ES color stock. Brown Sleeve. K, A [ B, T Cot, S Cos, CI, C ] D, L
Expanded Equivalents.
Made in USA - Aluminum Stock, Flat lens, With CI scale, Square Braces, Black Round Logo,. Red ink #5 Marking on back of stock. Rare misprint on -ES stock. Was a special school edition. $40
20.08.15.28
20.08.15.13

Pickett N901-T Simplex Misprint on -ES color stock. Brown Sleeve. K, A [ B, T Cot, S Cos, CI, C ] D, L
Expanded Equivalents.
Made in USA - Aluminum Stock, Flat lens, With CI scale, Square Braces, Black Round Logo,. Red ink #14 Marking on back of stock. Rare misprint on -ES stock. Was a special school edition. $40
22.05.06.11
17.12.17.20

Pickett 902 Simplex Trig Early Magnesium Version sn3D01282 K, A [ B, S Cos, T Cot, CI, C ] D, L
Equivalents and instructions
Nice, no chips or corrosion. Rounded braces, flat lens, early scale set, no CI scale, triangle logo. Grooved stock. brown sleeve $30
17.12.17.16
09.10.23.01

Pickett N902-ES Simplex Trig Version 2. Retail Box. Black Sleeve, manual K, A [ B, T Cot, S Cos, CI, C ] D, L
Equivalents and instructions
Made in USA - Aluminum Stock - With CI scale, Radius Braces, Modern Logo,. Curved braces Markings inside sleeve flap Retail box with manual. Both faded. $40
17.12.17.19
14.09.17.02

Pickett N902-ES Simplex Trig Version 2. Leatherette sleeve K, A [ B, T Cot, S Cos, CI, C ] D, L
Equivalents and instructions
Made in USA – With CI scale, Convex Lens, Round Black Logo,. Curved braces scales slightly faded. $10
22.10.14.06
10.12.12.07

Pickett N902-T Simplex Trig Version 2. Retail Box. Black Sleeve, manual

K, A [ B, T Cot, S Cos, CI, C ] D, L
Equivalents and instructions
Made in USA - Aluminum Stock - With CI scale, Square Braces, Round Black Logo, Flat lens Burgandy sleeve. Faded Retail box with manual.. $30
18.04.06.98
10.12.12.07

Pickett N902-T Simplex Trig Leatherette sleeve K, A [ B, T Cot, S Cos, CI, C ] D, L
Equivalents and instructions
Made in USA – Convex lens, Modern Logo,. Curved braces scales slightly faded. $10
22.09.13.10
18.04.06.99

Pickett N903-T Trig Conversion NOS Retail box. c1962 w/manual, Naugahyde sleeve K, A, DF [ CF, T Cot, S Cos, CI, C ] D, L
Equivalents and instructions Version 2
NOS retail box. curved braces, round black Logo, Clear convex lens, (note: reference specimen has amber lens). $40
22.03.01.36
18.01.04.02

Pickett N904-ES Trig and Decimal Keeper Speed Rule. Leatherette sleeve K, A [ B, T Cot, S Cos, CI, C ] D, L
Decimal Keeper scales
Note: The Decimal Keeper scale was invented by Lawrence J. Kamm. U.S.Patent #2,893,630, July 7, 1958. Square braces (slight oxidation), round black Logo, flat lens (one side scratched from wear), brown Leatherette sleeve. $40
21.06.10.27
12.06.18.05

Pickett & Eckel 1000 Orthophase. Magnesium snA145818 version 2. cloth sleeve A [ B, T Cot , ST, S Cos] D, K (artwork 26)
DF [ CF, CIF, CI, C ] D, L(artwork 27)
Triangle logo, circles around inverse numbers. magnesium, metal cursor bars, flat lens. $40
22.10.15.06
18.09.17.08

Pickett & Eckel 1000 Orthophase. Magnesium sn5F1277 version 3.Leather sleeve A [ B, T Cot , ST, S Cos] D, K (artwork 261)
DF [ CF, CIF, CI, C ] D, L (Artwork 271)
Triangle logo, magnesium, metal cursor bars, flat lens. edge of scale by curso block has small chips just like the reference model. Early Leather sleeve with belt loop.. It is not recommended to store magnesium models in the sleeves. ISRM proved ziplock bags. $40
22.07.06,113
18.04.06.44

Pickett 1010, Early Magnesium, SN 09B4434 round braces A, [B, ST, T  Cot, S Cos, C] D, K
DF [ CF, CIF, CI, C ] D, L
Made in USA by Pickett & A.F. Eckel. Triangle logo, rounded steel braces, steel cursor bars, flat lens. Very nice. Early design of Brown leather sleeve. $20
22.07.06.142
09.01.12.65

Pickett 1006 Duplerx Trig magnesium Brown Leather sleeve K, A [ B, ST, T Cot, S Cos, C ] D, DI
DF [ CF, CIF, CI, C ] D, L
Made in USA - Stamped round braces, Early triangle logo, metal bars and flat cursor lens. Black text.Brown Leather sleeve $50
22.09.13.06
22.07.06.65
Pickett N1006-ES Pocket Trig NOS in Retail Box with manual and sleeve. K, A [ B, ST, T Cot, S Cos, C ] D, DI
Ln, DF [ CF, CIF, CI, C ] D, L
Perfect, except clip on sleeve has black spots (possible from the steel under neath). New in Box. Round black logo logo. No promo branding. Brown and black retail box $70
13.00.00.28
13.00.00.27

Pickett N1010-ES Trig Duplex, 1953 Magnesium, Black leatherette Sleeve K, A, [B, ST, T  Cot, S Cos, C] D, DI
DF [ CF, CIF, CI, C ] D, DI, L
Made in USA – V1 scales set. RED inverse scales. Plastic bar cursor, Round Black logo, square braces, Added DI scale. Scales faded. $15
18.04.06.92
10.05.10.01

Pickett N1010-ES Trig Duplex 1964, Tan Suede Sleeve K, A, [B, ST, T  Cot, S Cos, C] D, DI
L, DF [ CF, CIF, CI, C ] D, DI
Made in USA – V3 scale set. Plastic bar cursor, Square braces, Round Black logo, no markings $30
17.01.26.01
10.05.10.01

Pickett N1010-ES Trig Duplex Black Leather Sleeve K, A, [B, ST, T  Cot, S Cos, C] D, DI
L, DF [ CF, CIF, CI, C ] D, DI
Made in USA – V3 scale set. Plastic bar cursor, Square braces, Round Black logo, Name inside flap $30
17.08.24.13
10.05.10.01

Pickett N1010-ES Trig Duplex Black Leatherette Sleeve K, A, [B, ST, T  Cot, S Cos, C] D, DI
L, DF [ CF, CIF, CI, C ] D, DI
Made in USA – V3 scale set. Plastic bar cursor, Square braces, Round Black logo, $20
14.01.10.54
11.11.21.07

Pickett N1010-ES Trig Duplex c1964 Brown Leather Sleeve K, A, [B, ST, T  Cot, S Cos, C] D, DI
DF [ CF, CIF, CI, C ] D, DI, L
Made in USA – V1 scales set. RED inverse scales. Plastic bar cursor, Round Black logo, square braces, Added DI scale. No markings $30
10.12.12.06
13.00.00.27

Pickett N1010-ES Trig Duplex c1964 Brown Leather Sleeve K, A, [B, ST, T  Cot, S Cos, C] D, DI
DF [ CF, CIF, CI, C ] D, DI, L
Made in USA – V2 scales set. RED inverse scales. Plastic bar cursor, Round Black logo, square braces, Added DI scale. No markings $35
13.00.00.01
11.11.21.07

Pickett N1010-ES Trig Duplex c1964 Black Leatherette Sleeve K, A, [B, ST, T  Cot, S Cos, C] D, DI
DF [ CF, CIF, CI, C ] D, DI, L
Made in USA – V1 scales set. RED inverse scales. Plastic bar cursor, Round Black logo, square braces, Added DI scale. No markings $20
19.05.04.08
12.06.24.18

Pickett N1010-ES Trig Duplex 1964, Black Sleeve w/ICS Logo K, A, [B, ST, T  Cot, S Cos, C] D, DI
L, DF [ CF, CIF, CI, C ] D, DI
Made in USA – New Old Stock. V3 scale set. Nylon bar cursor, radius braces, Modern logo, curved braces. $30
22.07.06.123
12.06.24.18

Pickett N1010-ES Trig Duplex 1964, Modern logo Black Sleeve w/triangle logo. K, A, [B, ST, T  Cot, S Cos, C] D, DI
L, DF [ CF, CIF, CI, C ] D, DI
Made in USA – In retail box with manual. V3 scale set. Plastic bar cursor, radius braces, Modern logo, curved braces. Name "Judy Kuipers" inside flap $40
22.10.13.07
15.02.18.01

Pickett 1010-T Trig Duplex Early version c1950 with Maroon sleeve K, A, [B, ST, T  Cot, S Cos, C] D, DI
DF [ CF, CIF, CI, C ] D, L
Made in USA – black inverse scales. metal bar cursor, Triangle logo, rounded steel braces, Maroon naugahyde sleeve $20
14.07.02.67
12.06.24.47

Pickett N1010-T Trig Duplex c1964 Brown Leather Sleeve K, A, [B, ST, T  Cot, S Cos, C] D, DI
DF [ CF, CIF, CI, C ] D, DI, L
Made in USA – V1 scales set. RED inverse scales. Nylon bar cursor, Round Black logo, square braces, Added DI scale. Name inside flap $30
22.10.13.08
12.06.24.47

Pickett N1010-T Trig Duplex c1964, Black Sleeve K, A, [B, ST, T  Cot, S Cos, C] D, DI
DF [ CF, CIF, CI, C ] D, DI, L
Made in USA – Very clean, bright metal., V1 scales set. RED inverse scales. Nylon bar cursor, flat lens, Round Black logo, square braces, Added DI scale. No markings $20
18.04.06.70
16.06.02.02

Pickett N1010-T Trig Duplex 1964 NIB, Black Sleeve w/belt loop K, A, [B, ST, T  Cot, S Cos, C] D, DI
L, DF [ CF, CIF, CI, C ] D, DI
Made in USA – New Old Stock. V3 scale set. Plastic bar cursor, radius braces, Round Black logo, curved braces, retail Box. Manual. Slide rule, original contents, box is good $40
18.04.06.66
18.04.06.63
Pickett N1010SL-ES Super Power Trig, black sleeve, Retail box.
√ #1, √ #2, A [ B, ST, T Cot, S Cos, C ] D, DI, K
L, DF [ CF, CIF, CI, C ] D, DI, Ln
Wide Plastic Cursor, Curved Braces, Modern Logo, Red and Black Text Original box is tatty. Sleeve and slide rule perfect. No manual $40
18.04.06.69
18.04.06.63
Pickett N1010SL-ES Super Power Trig, black sleeve, Retail box.
√ #1, √ #2, A [ B, ST, T Cot, S Cos, C ] D, DI, K
L, DF [ CF, CIF, CI, C ] D, DI, Ln
Wide Plastic Cursor, Curved Braces, Modern Logo, Red and Black Text. Original box is stained. Sleeve and slide rule perfect. No manual $60
18.04.06.65
18.04.06.64

Pickett N1010SL-T Super Power Trig, NIB, black sleeve, Retail box.
√ #1, √ #2, A [ B, ST, T Cot, S Cos, C ] D, DI, K
L, DF [ CF, CIF, CI, C ] D, DI, Ln
Wide Plastic Cursor, Curved Braces, Modern Logo, Red and Black Text Original box. Sleeve and slide rule perfect. No manual $60
22.09.13.12
18.04.06.64

Pickett N1010SL-T Super Power Trig, NIB, black sleeve, Retail box.
√ #1, √ #2, A [ B, ST, T Cot, S Cos, C ] D, DI, K
L, DF [ CF, CIF, CI, C ] D, DI, Ln
Wide Plastic Cursor, Curved Braces, Modern Logo, Red and Black Text Original box (stained). Sleeve and slide rule perfect. with manual $70
22.07.06.115
14.01.10.42

Pickett 1010, Early Magnesium, SN 3D17012 round braces K, A, [B, ST, T  Cot, S Cos, C] D, DI
DF [ CF, CIF, CI, C ] D, DI, L
Made in USA by Pickett & A.F. Eckel. Triangle logo, rounded steel braces, steel cursor bars, flat lens. Very nice. Early design of Brown leather sleeve. $20
21.10.04.02
14.01.10.42

Pickett 1010, Early Magnesium, SN 2D08424 round braces K, A, [B, ST, T  Cot, S Cos, C] D, DI
DF [ CF, CIF, CI, C ] D, DI, L
Made in USA by Pickett & A.F. Eckel., Triangle logo, rounded steel braces, steel cursor bars, flat lens. Markings on slide and light scratches. Small chips on edge. $15
22.05.06.10
16.06.02.02
Pickett N1010-T Trig Brown leather leather sleeve. K, A, [B, ST, T  Cot, S Cos, C] D, DI
DF [ CF, CIF, CI, C ] D, DI, L
Curved braces, convex lens, Round Black Logo. Brown leather sleeve.."B.Carter" on flap. $25
21.06.10.18
12.06.24.18

Picket N1010-ES Power Trig in Retail box, black leather sleeve w/manual. K, A, [B, ST, T  Cot, S Cos, C] D, DI
DF [ CF, CIF, CI, C ] D, DI, L
Excellent. Curved braces, convex lens, Modern Logo. Black leather sleeve. Manual included. w/ clip-on belt loop. Retail box is rough. Has poly bag. $50
13.00.00.68
13.00.00.67

Pickett 1025 Associated Spring Design P/f or M/T [ S, KT, D (Dia O.D. coil), D/d, ■ ● ] d (dia O.D. wire)
P or M [ N (number of coils), DT, G, E, D, ■ ● ] d
Rounded braces, metal cursor bars, flat lens. Round black logo. Inked name on stock J.A. McGrail on sleeve $100

Keuffel & Esser

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
18.04.06.28
14.07.20.24

K&E 4041 Mannheim Slide Rule,lot68 c1915 Black Box sleeve w.text. A [ B, C ] D
[ S, L, T ]
perfect - All Glass cursor no chips..Unusual cursor screw. Hard cardboard sleeve Slide rule is perfect. $30
18.04.06.28
13.06.25.08

K&E N4041 Mannheim Slide Rule, sn640251 Black Box sleeve w.text. A [ B, C ] D
[ S, L, T ]
Made in U.S.A. - New Improved Cursor. Sleeve flap detached. Slide rule is perfect/ $20
14.07.02.22
09.01.12.49

K&E 4051-5 20 inch Lot#179 (c1915) 20in // A [ B, C ] D || 52cm
[ S, L, T ]
Equivalents Label
New Improved Cursor. (S/B all glass cursor with metal blocks). Some discoloration. Leather sleeve. Slight tear in flap.Slight shipping premium needed because of length. $50
22.07.06.172
13.06.25.07

K&E 4053-3 Polyphase, New Design 1958 sn215366, Green Leather Sleeve 10in // A [ B, CI, C ] D, K || 25cm
[ S, L, T ]
Equivalents
New Design. Plastic backed stock, No Markings. Scale celluloid aged. $25
16.02.29.05
13.06.25.07

K&E 4053-3 Polyphase, New Design 1961 sn487639, Green Leather Sleeve 10in // A [ B, CI, C ] D, K || 25cm
[ S, L, T ]
Equivalents
New Design. Plastic backed stock, No Markings. Scale celluloid aged. $30
22.07.06.167
13.06.25.07

K&E 4053-3 Polyphase, New Design 1961 sn457791, Orange Leather Sleeve 10in // A [ B, CI, C ] D, K || 25cm
[ S, L, T ]
Equivalents
New Design. Plastic backed stock, clean orange sleeve "R.B" inside flap. Scale celluloid aged $30
22.09.13.48
13.06.25.08

K&E N4041 Mannheim Slide Rule sn833838 (1941) 1oin // A [ B, C ] D || 25cm
[ S, L, T ]
New Improved Cursor. . Sleeve Reinforced with tape. Flap is good. $20
20.09.18.04
13.02.20.09

K&E 4053-5 Polyphase Lot 21 c1915 Brown Leather Sleeve with flap 10in // A [ B, CI, C ] D || K
[ S, L, T ]
Equivalents Label
Side K Scale, Scale labels on right end of stock. All glass cursor, no names on sleeve. One end of inch scale chipped off. Excellent. Cursor does not have original hairline. $80
22.03.01.10
22.03.01.09

K&E 4053-2 8in Aluminum Framed Cursor "K" on side w/hairline Lot #76, 1906-1912 10in // A [ B, CI, C ] D || K
[ S, L, T ]
Equivalents Label
Side K Scale, Scale labels on right end of stock. Aluminum Framed Cursor, sleeve missing part of flap $40
18.04.06.40
22.09.13.43

K&E 4053-3 Polyphase Lot 315 c1915 Brown Leather Sleeve. Original Box 10in // A [ B, CI, C ] D || K
[ S, L, T ]
Equivalents Label
Side K Scale, Scale labels on right end of stock. All glass cursor, name on sleeve: Jas. W. Houdeshell (1892-1961), Acacia House. No defects on slide rule. Excellent. $40
22.05.22.14
10.03.01.11

K&E 4053-3 Polyphase Lot 2261914 Brown Leather Sleeve. AGC Metal blocks 10in // A [ B, CI, C ] D || K
[ S, L, T ]
Equivalents Label
Side K Scale, Scale labels on right end of stock. Rare metal blocks made in 1914 only. Intact Leather sleeve flap has "Robert Baer Deer Lodge, Montana". $60
13.02.20.14
15.06.03.01

K&E 4053-3 Polyphase Lot 41 c1912-1915 Brown Leather Sleeve. Original Box Replica AGC 10in // A [ B, CI, C ] D || K
[ S, L, T ]
Equivalents Label
Side K Scale, Scale labels on right end of stock. ISRM Replica All glass cursor, Sleeve missing flap. $20
22.07.06.103
14.07.02.38

K&E N4053-3 Polyphase sn 51002 (early transistion) c1927. Original Box. Replica lens 10in // A [ B, CI, C ] D, K
[ S, L, T ]
Equivalents Label
Scale labels use Times Romans" font on left end of stock. ISRM Replica lens, Sleeve poor condition. $50
22.07.06.205
19.12.05.01

K&E N4053-3 Polyphase, New Design 1929 sn294323, Brown Leather Sleeve 10in // A [ B, CI, C ] D, K || 25cm
[ S, L, T ]
Equivalents
New Design. New Improved Cursor. Some drafting ink residue. Nice Leather sleeve with "Roy M. Meadows" written on it. $30
22.07.06.88
22.10.15.09

K&E N4053-3 Polyphase, c.1947 sn283448, Black hard sleeve 10in // A [ B, CI, C ] D, K || 25cm
[ S, L, T ]
Equivalents
"Patent 1,934,232" in center of upper stock between "Keufel & Esser" and "Made in USA". New Improved Cursor. No Markings. Excellent condition. Black hard sleeve intact . $30
22.05.22.16
21.06.10.06

K&E N4053-3 Polyphase, 1948 sn375584, Black leathersleeve 10in // A [ B, CI, C ] D, K || 25cm
[ S, L, T ]
Equivalents
"Patent 1,934,232" to right of upper stock and "Made in USA".on left. New K&E logo on right of slide. New Improved Cursor. No Markings. Excellent condition. Black leather sleeve intact . $30
22.09.13.47
22.05.22.06

K&E 4054 Polyphase Slide Rule sn182972 (1946) A [ B, CI, C ] D, K
[ S, L, T ]
New Improved Cursor. In Box. Sleeve Perfect $30
22.07.06.104
14.07.02.41

K&E 4056 Favorite sn598628 A [ B, C ] D
[ S, L, T ]
Made in U.S.A. - Bright Metal framed cursor . intact sleeve. $15
19.10.27.09
14.07.02.41

K&E 4056 Favorite sn598959 A [ B, C ] D
[ S, L, T ]
Made in U.S.A. - Bright Metal framed cursor . No sleeve. Bill Mc scratched on slide $10
22.05.22.13
17.05.22.09

K&E 4056 Favorite sn629140 A [ B, C ] D
[ S, L, T ]
Made in U.S.A. - Black oxide Metal framed cursor .No sleeve. $10
18.04.06.43
14.07.02.37

K&E 4058C Beginner's Slide Rule, Black Hard Box sleeve w.text. A [ B, C ] D
[ S, L, T ]
Made in U.S.A. - All glass cursor with wood blocks. Perfect $15
22.07.06.103
14.07.02.37

K&E 4058C Beginner's Slide Rule, Black Hard Box sleeve w/.text. A [ B, C ] D
[ S, L, T ]
Made in U.S.A. - All glass cursor with wood blocks. Perfect sleeve $15
15.06.17.01
13.06.25.03

K&E 4058W Beginner's Slide Rule, Black Leatherette sleeve w.text. A [ B, C ] D
[ S, L, T ]
Made in U.S.A. - Metal framed cursor . Some green tarnish on cursor, back has red lettering $10
13.00.00.22
09.01.12.50

K&E 4058W Beginner's Slide Rule, Black Leatherette sleeve w.text. A [ B, C ] D
[ S, L, T ]
Made in U.S.A. - Black Metal framed cursor . Painted scales. Name of original owner on side $10
14.09.07.06
09.01.12.50

K&E 4058W Beginner's Slide Rule, Black Leatherette sleeve w.text. A [ B, C ] D
[ S, L, T ]
Made in U.S.A. - Black Metal framed cursor . Painted scales. No markings $15
14.07.03.22
09.01.12.50

K&E 4058W Beginner's Slide Rule, Black Leatherette sleeve w.text. A [ B, C ] D
[ S, L, T ]
Made in U.S.A. - Bright Metal framed cursor . Painted scales. No markings. Perfect $15
21.04.07.07
09.01.12.50

K&E 4058W Beginner's Slide Rule, Black Leatherette sleeve w.text. A [ B, C ] D
[ S, L, T ]
Made in U.S.A. - Black Metal framed cursor . Painted scales. No markings. Perfect $15
13.00.00.04
09.01.12.50

K&E 4058W Beginner's Slide Rule, Black Leatherette sleeve w.text. A [ B, C ] D
[ S, L, T ]
Made in U.S.A. - Bright Metal framed cursor . Painted scales. No markings. Perfect $15
13.00.00.23
09.01.12.50

K&E 4058W Beginner's Slide Rule, Black Leatherette sleeve w.text. A [ B, C ] D
[ S, L, T ]
Made in U.S.A. - Bright Metal framed cursor . Painted scales. No markings. Perfect $15
13.00.00.20
12.05.02.03

K&E N4058W Beginner's Slide Rule, c1954 Grey Leatherette sleeve w.text. A [ B, CI, C ] D, K
[ S, L, T ]
Made in U.S.A. - One piece clear plastic cursor . Painted scales. No markings $15
13.00.00.33
12.05.02.03

K&E N4058W Beginner's Slide Rule, c1954 Black Leatherette sleeve w.text. A [ B, CI, C ] D, K
[ S, L, T ]
Made in U.S.A. - One piece clear plastic cursor . Painted scales. No markings $15
13.00.00.20
12.05.02.03

K&E N4058W Beginner's Slide Rule, c1954 Grey Leatherette sleeve w.text. A [ B, CI, C ] D, K
[ S, L, T ]
Made in U.S.A. - One piece clear plastic cursor . Painted scales. No markings $15
22.10.13.14
12.05.02.03

K&E N4058W Beginner's Slide Rule, c1954 Grey Leatherette sleeve w.text. A [ B, CI, C ] D, K
[ S, L, T ]
Made in U.S.A. - One piece clear plastic cursor . Painted scales. No markings $15
21.06.10.37
12.05.02.03

K&E N4058W Beginner's Slide Rule, c1954 Grey Leatherette sleeve w.text. A [ B, CI, C ] D, K
[ S, L, T ]
Made in U.S.A. - One piece clear plastic cursor . Painted scales. No markings. Well used. Rough around the edges. $10
22.07.06.171
18.04.06.42

K&E 4070-3 Polyphase Trig duplex sn584681 (1936) orange leather sleeve Standard trig scales (6,12 divisions/degree)
K, A [ B, T Cot, ST, S Cos] D, DI
DF [ CF, CIF, CI, C ] D, L
Excellent,cursor intact. orange leather Sleeve intact, no markings $25
18.09.17.07
18.04.06.42

K&E 4070-3 Polyphase Trig duplex sn45188 Green leather sleeve Standard trig scales (6,12 divisions/degree)
K, A [ B, T Cot, ST, S Cos] D, DI
DF [ CF, CIF, CI, C ] D, L
Laminated mahogany edges. Scales yellowed. Slight tarnish on braces/ cursor intact. Sleeve intact, number inside sleeve flap $25
22.07.06.170
18.04.06.30

K&E 4071-3 Polyphase Duplex DeciTrig sn292083 (1947) Black hard sleeve Standard trig scales (decimal degrees)
K, A [ B, T Cot, ST, S Cos] D, DI
DF [ CF, CIF, CI, C ] D, L
Very nice. Metal frame and cursor blocks intact. Sleeve intact no markings. Cleaner than reference image. $25
22.07.06.164
18.04.06.30

K&E 4071-3 Polyphase Duplex DeciTrig sn252261 Green leather sleeve Standard trig scales (ddecimal degrees)
K, A [ B, T Cot, ST, S Cos] D, DI
DF [ CF, CIF, CI, C ] D, L
Laminated mahogany edges. Slight tarnish on braces/ cursor intact. Sleeve intact but tight fit $25
22.07.06.174
12.08.25.01

K&E 4080-3 Log Log Duplex Trig sn811502 1940 Brown Leather Sleeve w/metal ring LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
Nice, (Reference slide rule is not so good), No K&E logo. 1939-1947 scale set Red LL0 & LL00.Cursor blocks restored w/3-D parts.. Intact sleeve. W.E. Earle etched on brace and sleeve.Most likely this is from Annapolis.. $30
22.09.13.44
12.08.25.01

K&E 4080-3 Log Log Duplex Trig sn125236 1945 Black hard Sleeve LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
Perfect, very bright stock. (Reference slide rule is not so good), 1939-1947 scale set Red LL0 & LL00. New Improved Cursor. Intact sleeve. No markings. $40
22.05.22.17
22.07.25.01

K&E 4081-3 Log Log Duplex Decitrig sn7055606 1938. Pats. 1,488,686; 1,930,852; Pat.Pend., Brown leather Sleeve LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
1937-1947 scale set. ISRM Cursor blocks. Bright metal Braces and frames, Clean stock. Excellent. Sleeve intact, but flap is beginning to tear.. "John Dummaniun" inside flap. Note: Reference image shows a magnifier, not included, but is available. $30
21.06.10.08
22.07.25.01

K&E 4081-3 Log Log Duplex Decitrig sn661143 1938 (1937-1947 scale set) Brown Leather Sleeve LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
1937-1947 scale set. Original New Improved Cursor intact. Excellent. Sleeve intact, but flap is beginning to tear.. No written markings. $30
21.06.10.08
22.07.25.01

K&E 4081-3 Log Log Duplex Decitrig sn661143 1938 (1937-1947 scale set) Brown Leather Sleeve LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
1937-1947 scale set. Original New Improved Cursor intact. Excellent. Sleeve intact, but flap is beginning to tear.. No written markings. $30
22.05.22.18
10.03.01.03

K&E 4081-3 Log Log Duplex Decitrig sn303691 1947 (1937-1947 scale set) K&E Logo. Black hard Sleeve LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
1937-1947 scale set. K&E 1952 Cursor. Shiny braces.K&E Logo.Excellent. Sleeve intact (has tape on bottom).. "KAEMMER" on back of flap. $30
22.07.06.176
22.07.25.01

K&E 4081-3 Log Log Duplex Decitrig sn947204 1943 (1937-1947 scale set) Black Hard Sleeve
LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
very nice. No K&E logo, 1937-1947 scale set. NIC w/Restored w/3-D cursor blocks. Shiny braces. Sleeve flap missing one rivet.. No written markings. $30
22.07.06.175
22.07.25.01

K&E 4081-3 Log Log Duplex Decitrig sn956082 1943 (1937-1947 scale set) Brown Leather Sleeve
LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
No K&E logo, 1937-1947 scale set. NIC w/Restored w/3-D cursor blocks. Shiny braces. Sleeve has flap torn.. No written markings. $25
22.07.06.177
22.07.25.01

K&E 4081-3 Log Log Duplex Decitrig sn235524 1947 (1937-1947 scale set) Black Hard Sleeve LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
No K&E logo, 1937-1947 scale set. original NIC. Shiny braces. Name on hard sleeve flap "Dotson". $25
22.07.06.180
22.07.25.01

K&E 4081-3 Log Log Duplex Decitrig sn195175 1946 (1937-1947 scale set) Orange Sleeve LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
No K&E logo, 1937-1947 scale set. original NIC. Shiny braces. No Name on sleeve, Sleeve has cracks from dyness. $25
22.07.06.182
22.07.25.01

K&E 4081-3 Log Log Duplex Decitrig sn195175 1945 (1937-1947 scale set) Orange Sleeve LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
No K&E logo, 1937-1947 scale set. Updated 1952+ K&E Cursor (no text). Shiny braces. No Name on sleeve, very clean orange Sleeve. $30
22.07.06.183
22.07.25.01

K&E 4081-3 Log Log Duplex Decitrig sn915383 1942 (1937-1947 scale set) Orange Sleeve LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
No K&E logo, 1937-1947 scale set. Clean Cursor (no K&E/Patent incriptions) Shiny braces. Initials "S.A.W." on stock and sleeve, Orange Sleeve. $25
22.07.06.179
22.07.25.01

K&E 4081-3 Log Log Duplex Decitrig sn235524 1947 (1937-1947 scale set) Black Hard Sleeve
LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
K&E logo, 1937-1947 scale set. NIC w/Restored w/3-D cursor blocks. Shiny braces. Name on flap bridge "J.F.Whitting". $25
22.07.06.189
10.03.01.01

K&E 68-1210 Log Log Duplex Decitrig sn507988 1961 Green Leather sleeve LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, L1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Newer model number of 4081-3.. Laminated mahogony edge. Green sleeve. Name scratched on braces "Lerner". Writing inside flap "4115D26/795" $35
22.07.06.181
13.08.27.01

K&E N4081-3 Log Log Duplex Decitrig sn704303 1952 inlaid stripe, (1952-1953 scale set) Orange Sleeve LL01, K, A [ B, T Cot, ST, S Cos ] D, L, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
K&E logo, inlaid stripe on edge, 1952-1953 scale set. original NIC. Shiny braces. No Name on sleeve, Sleeve is tight. $25
18.04.06.17
09.10.27.01

K&E N4083-3 Log Log Duplex Vector sn739064 1953 Black Leather Sleeve w/belt loop in box/ L, LL01, LL1, A [ B, T Cot, ST, S Cos ] D, Th, Sh2, Sh1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
New Improved Cursor. Notice Scale set. No KERCS. Sleeve intact. No markings $40
22.07.06.164
09.10.27.01

K&E N4083-3 Log Log Duplex Vector sn640454 1952 Green Retail box, Orange Leather Sleeve w/belt loop in box/ L, LL01, LL1, A [ B, T Cot, ST, S Cos ] D, Th, Sh2, Sh1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Immaculate.New Improved Cursor. Notice hyperbolic Scale set. No KERCS. Sleeve intact. Name "Richard Potter" professionaly etched on brace and sleeve $50
22.03.01.19
22.03.01.05

K&E 4088-2 Polyphase Duplex sn241161 1928 all-glass cursor brown leather sleeve K, A [S, T, CI ] D, L
DF [ CF, CIF, C ] D
All glass cursor, Partial crack line on one lens. all intact. Early Patent dates on stock. (no issued patent number). brown leather sleeve missing flap. End of slide (outside of scales) faded due to sunlight exposure. $60
21.01.30.02
13.06.25.06

K&E 4088-3 Polyphase Duplex Lot 58 K, A [S, T, CI ] D, L
DF [ CF, CIF, C ] D
All glass cursor,. Early Patent dates on stock. (no issued patent number). Black hard case $30
22.05.22.08
13.06.25.06

K&E 4088-3 Polyphase Duplex Lot 35 K, A [S, T, CI ] D, L
DF [ CF, CIF, C ] D
All glass cursor,. Early Patent dates on stock. (no issued patent number). One lens has chip in corner. Black hard case $30
22.07.06.204
14.11.07.01

K&E 4088-3 Polyphase Duplex Lot 227 c1916 K, A [S, T, CI ] D, L
DF [ CF, CIF, C ] D
All glass cursor,. Early Patent dates. on upper stock. Replaced broken lens w/ISRM plastic equivalent. Intact leather sleeve "James McCully" and "BMQ LTC" on sleeve. $25
22.07.06.203
19.05.04.03

K&E 4088-3 Polyphase Duplex sn486019 c1935 K, A [S, T, CI ] D, L
DF [ CF, CIF, C ] D
New Improved Cursor. Early Patent 1,930,852 on lower stock. Sleeve missing flap, marked "1940 Iowa State University" with "Elias"and "Ted" $25
18.04.06.23
18.07.26.02

K&E 4092-3 Log Log Duplex . Sn342019 Leather Sleeve LL0, A [ B, S, T, C ] LL3, LL2, LL1
K, DF [ CF, CIF, CI, C ] D, L
New Improved Cursor. Early Patent dates on stock. (no issued patent number). Name on sleeve. $30
18.09.17.01
04.04.23.02

K&E 4092-3 Log Log Duplex . Sn302473 Leather Sleeve LL0, A [ B, S, T, C ] LL3, LL2, LL1
K, DF [ CF, CIF, CI, C ] D, L
All glass cursor, One lens was broken and repaired with glass adhesive. Fully functional $30
23.03.01.02
04.04.23.02

K&E 4092-3 Log Log Duplex . Sn254635 1928 Leather Sleeve LL0, A [ B, S, T, C ] LL3, LL2, LL1
K, DF [ CF, CIF, CI, C ] D, L
All glass cursor with acrylic lens. K&E branded blocks. Great intact leather sleeve. Name inside flap "E.Paul Seydel". $30
22.07.06.184
11.11.11.05

K&E 4092-3 Log Log Duplex sn295719 1929 (has updated Cursor) brown leather sleeve LL0, A [ B, S, T, C ] LL3, LL2, LL1
K, DF [ CF, CIF, C ] D, L
Very clean and white stock. Updated with K&E updated 1952 Cursor. Early Patent dates on lower stock. (no issued patent number). Name on sleeve"Bill Hume". $30
23.03.03
18.07.26.02

K&E 4092-3 Log Log Duplex sn295719 1928 (has updated Cursor) brown leather sleeve No flap, with belt clip. LL0, A [ B, S, T, C ] LL3, LL2, LL1
K, DF [ CF, CIF, C ] D, L
Very clean and white stock. Updated with K&E updated 1952 Cursor. Early Patent dates on lower stock. (no issued patent number). Etched Name on stock sleeve "Ralph L. Renner". $30
18.04.06.29
13.07.03.13

K&E 4092-3 Log Log Duplex sn253168 (had missing Missing Cursor) LL0, A [ B, S, T, C ] LL3, LL2, LL1
K, DF [ CF, CIF, C ] D, L
Updated with K&E New Improved Cursor. Early Patent dates on lower stock. (no issued patent number). Name on sleeve flap. $30
22.02.15.02
13.01.09.02

K&E N4053-5 20” Polyphase Mannheim sn770978 (1940) New improved Cursor. Leather sleeve. 10in // A [ B, CI, C ] D, K || 50cm
[ S, L, T ]
Equivalents Label
New Design w/K&E logo. New Improved Cursor. No written Markings. Excellent condition. Except for cigarette burn on linear inch scale at 7-3/4 inch. Pristine Leather sleeve. Slight shipping premium needed because of length. $50
22.05.22.11
13.01.09.02

K&E N4053-5 20” Polyphase Mannheim sn684508 (1938) New improved Cursor. Leather sleeve. 10in // A [ B, CI, C ] D, K || 50cm
[ S, L, T ]
Equivalents Label
New Design w/K&E logo. New Improved Cursor. No written Markings. Excellent condition. Black Leather sleeve, Slight shipping premium needed because of length. $60
22.05.22.09
13.01.09.02

K&E N4053-5 20” Polyphase Mannheim sn556780 (1936) 1st year of New improved Cursor. no sleeve. 10in // A [ B, CI, C ] D, K || 50cm
[ S, L, T ]
Equivalents Label
New Design w/K&E logo. 1st year of New Improved Cursor. No written Markings. Excellent condition. No sleeve, Slight shipping premium needed because of length. $50
22.05.22.10
13.01.09.02

K&E N4053-5 20” Polyphase Mannheim sn377122 (1948) New improved Cursor. no sleeve. 10in // A [ B, CI, C ] D, K || 50cm
[ S, L, T ]
Equivalents Label
New Design w/K&E logo. 1st year of New Improved Cursor. No written Markings. Excellent condition. No sleeve, Slight shipping premium needed because of length. $50
21.08.07.08
21.08.07.09

K&E 4070-3 Polyphase Trig duplex sn285379 Black box sleeve NIC Standard trig scales (6,12 divisions/degree)
K, A [ B, T Cot, ST, S Cos] D, DI
DF [ CF, CIF, CI, C ] D, L
No marks on rule or sleeve. New Improved Cursor $40
22.07.06.173
18.04.06.23

K&E N4081-3 Log Log Duplex Decitrig sn486207 1950 Black Leather Sleeve LL01, K, A [ B, T Cot, ST, S Cos ] D, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Black Leather Sleeve, intact flap. No cracks in cursor blocks. stocked aged. No markings. Tight fit. braces shiny.Model number and patents on edge K&E logo. . $20
22.07.06.168
10.03.01.01

K&E 4081-3 Log Log Duplex Decitrig sn156731 (1957) Orange Leather sleeve LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Laminated mahogony edge. Name on flap "T.D. Hardin". "Thomas D. Hardin" written on outside of sleeve (Faint) "Hardin" etched on brace. Westinghouse logo drawn on sleeve. A search revealed he was an engineer there in 1975. $30
22.05.22.03
21.06.10.391

K&E 4098A Ever-There pre1936 sn52454 A [ B, C ] D
5in [ S, L, T ] 13cm
Metal bars. Brown leather sleeve. Excellent minimml warp. No markings.This is a fragile all-cellulose specimen, so it is in a bag with a cardboard reinforment. $25
22.07.06.138
22.03.01.86

K&E 4098A Ever-There pre1936 sn91680 A [ B, C ] D
5in [ S, L, T ] 13cm
Plastic bars. Brown leather sleeve. Excellent minimml warp. No markings.This is a fragile all-cellulose specimen, it has the original box. $40
22.07.06.138
22.03.01.86

K&E 4098A Ever-There pre1936 sn24982 A [ B, C ] D
5in [ S, L, T ] 13cm
Plastic bars. Brown leather sleeve. Excellent no warp. No markings.This is a fragile all-cellulose specimen,. $40
18.04.06.19
14.07.02.10

K&E N-4100 Stadia Slide Rule sn623589 c1936 in box, Tan leather sleeve R [ H, HC, V ] A
[ C, B ]
For surveyors. Azimuth and Elevations. Perfect. sleeve and box, no markings 150
22.07.06.169
18.04.06.21

K&E 4143 Kissam Stadia Slide Rule sn399340.w/insert Orange leather sleeve
10in // R1 [ V1, V3 HC, V2 ] R2 \\ 25cm
Conversion factors
For surveyors. Azimuth and Elevations. Perfect. sleeve no markings 80
15.09.05.01
15.05.11.03

K&E 4181-3 Log Log Duplex Decitrig sn354695 “Ivorite” Tan Leather Sleeve LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
All plastic (trade name 'Ivorite') stock, plastic cursor lens. Name i=on inside of flap. Great condition. $30
22.07.06.186
15.05.11.03

K&E 4181-3 Log Log Duplex Decitrig sn066569 “Ivorite” Orange Leather Sleeve LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Bright white. All plastic (trade name 'Ivorite') stock, plastic cursor lens. Initial on sleeve "W.P".. $30
22.05.06.22
15.05.11.03

K&E 4181-3 Log Log Duplex Decitrig sn077507 “Ivorite” Green Leather Sleeve LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
All plastic (trade name 'Ivorite') stock, plastic cursor lens. No markings.. $20
22.07.06.186
15.05.11.03

K&E 4181-3 Log Log Duplex Decitrig sn066569 “Ivorite” Orange Leather Sleeve LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
All plastic (trade name 'Ivorite') stock, plastic cursor lens. No markings. $30
22.10.14.07
15.05.11.03

K&E 4181-3 Log Log Duplex Decitrig sn071122 “Ivorite” Orange Leather Sleeve LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
All plastic (trade name 'Ivorite') stock, plastic cursor lens. Great condition. Sleeve with belt clip. "Charles Horr" inside flap. $30
22.10.14.08
15.05.11.03

K&E 4181-3 Log Log Duplex Decitrig sn sn059288 “Ivorite” Green Sleeve LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
All plastic (trade name 'Ivorite') stock, plastic cursor lens. Green Sleeve. tight fit. $20
22.07.06.187
17.08.24.07

K&E 68-1251 Log Log Duplex Decitrig sn118349 “Ivorite” Orange Leather Sleeve LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
All plastic (trade name 'Ivorite') stock, plastic cursor lens. No markings. stock shows wear.. $20
22.09.13.36
22.03.01.77

K&E 4150-1 All-Black text sn025677 K, DF [ CF, L, CI, C ] D, L Green leather sleeve. $20
22.09.13.42
04.11.03.01

K&E 4160 Chemists Rule sn284755 c1929 SOUGHT [ GIVEN, CI] D (Oxide Elem.)
SOUGHT [ GIVEN, C] D< (Acid, Base, Salt)
Hard sleeve missing flap. Has Name "W.J. Boshart".and initials etched on brace.small corner chip on lens repaired with glass adhesive. $100
21.08.07.11
18.03.01.02

K&E 4181 Duplex Decitrig green pocket sleeve LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Good condition. Green pocket sleeve worn $50
22.07.06.144
18.03.01.02

K&E 4181-1 Duplex Decitrig sn314609 Black K&E logo Red & Black scales LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Good condition.No markings. Green sleeve.has label residue outside $50
22.07.06.145
18.03.01.02

K&E 4181-1 Duplex Decitrig sn324592 Retail box LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Perfect condition.No markings. Complete.w/manual an warranty slips $80
21.10.25.02
13.06.28.04

K&E 68-1100 Deci-Lon 10 sn189505 Ln-3, Ln-2, Ln-1, Ln-0, A [ B, T Cot, SRT, S Cos, C ] D, DI, K
Sq1, Sq2, DF [ CF, CIF, L, CI, C ] D, Ln0, Ln1, Ln2, Ln3
no marks on rule, name written under sleeve flap (Lynn Ingram) $90
22.07.06.166
13.06.28.04

K&E 68-1100 Deci-Lon 10 sn116400 Ln-3, Ln-2, Ln-1, Ln-0, A [ B, T Cot, SRT, S Cos, C ] D, DI, K
Sq1, Sq2, DF [ CF, CIF, L, CI, C ] D, Ln0, Ln1, Ln2, Ln3
no marks on rule, name written under sleeve flap (Richard Shutes) $90
22.03.14.01
13.06.28.04

K&E 68-1100 Deci-Lon 10 sn056001 Ln-3, Ln-2, Ln-1, Ln-0, A [ B, T Cot, SRT, S Cos, C ] D, DI, K
Sq1, Sq2, DF [ CF, CIF, L, CI, C ] D, Ln0, Ln1, Ln2, Ln3
no marks on rule, name written under sleeve flap "R.D. Weiner" $90
22.09.13.33
13.02.20.05

K&E 68-1130 Deci-Lon 5 sn047618 Version 1 (no ridges on slide) Ln-3, Ln-2, Ln-1, Ln-0, A [ B, T Cot, SRT, S Cos, C ] D, DI, K
Sq1, Sq2, DF [ CF, CIF, L, CI, C ] D, Ln0, Ln1, Ln2, Ln3
no marks on rule, no marks on sleeve. $150
22.07.06.143
22.09.13.29

K&E 68-1261 Jet-Log Jr. (4181-1) Duplex Decitrig sn1227728 Red K&E logo Red & Black scales LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Good condition.No markings. Green sleeve. $60
22.09.13.34
18.07.23.01

K&E 68-1555 (was 9068) Doric Duplex c1946 sn049545 K, A [ B, ST, S ] D, T
DF [ CF, CI, C ] D, L
orange leather sleeve. Clean slide rule $40
18.04.06.60
12.05.04.01

K&E 68-1892 K12 Prep Green sleeve w/ manual K, A [ B, S, CI, T, C ] D, L All plastic design, new model numbers. Green and transparent sleeve with manual $15
14.01.10.50
12.05.04.01

K&E 68-1892 K12 Prep Green sleeve w/ manual K, A [ B, S, CI, T, C ] D, L All plastic design, new model numbers. Green and transparent sleeve (side partly torn) with manual. $15
20.04.01.030
13.10.22.01

K&E 9068 Doric Duplex c1946 sn 175205 K, A [ B, ST, S ] D, T
DF [ CF, CI, C ] D, L
Brown leather sleeve. "Volvo" promo Clean slide rule $40
22.03.01.79
13.10.22.01

K&E 9068 Doric Duplex c1946 sn 8588 K, A [ B, ST, S ] D, T
DF [ CF, CI, C ] D, L
Green leather sleeve. Excellent slide rule $40
20.04.01.030
13.10.22.01

K&E 9068-1 Doric Duplex c1946 sn 7498 K, DF [ CF, L, CI, C ] D, A
[ T, Cot, ST, S, Cos, C ]
Green leather sleeve. Chip in groove. B/M initials on stock. Slight soiling from use $15
14.10.11.04
15.05.09.08

K&E N9081-3 Doric Log Log Duplex Decitrig, sn34284 Black leatherette sleeve LL01, L, K, A [ B, T Cot, ST, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Plastic stock, metal braces. Inverse scales in Italics. No sleeve. Scale ink is slightly faded. $20
22.07.06.188
14.10.09.08

K&E 68-1210 Log Log Duplex Decitrig sn650383 Orange Leather sleeve LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, L1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Excellent. Newer model number of 4081-3.. Laminated mahogony edge. Orange leather sleeve $35
22.07.06.140
14.07.02.83

K&E ECCO 10000 Duplex c1946 no sn, Tan leather sleeve K, DF [ CF, CI, C ] D, L
K, A [ B, ST, S ] D, T
Tan leather sleeve. Green box, missing end. Pefect New cursor $60
21.04.07.04
14.10.09.08

K&E 68-1210 Log Log Duplex Decitrig sn561216 1962 Green Leather sleeve LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, L1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Newer model number of 4081-3.. Laminated mahogony edge. Name on flap Vicki Stevenson, Salt Lake City, Utah $35
22.09.13.21
14.10.09.08

K&E 68-1210 Log Log Duplex Decitrig orange leather sleeve

LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Newer model number of 4081-3. Perfect Laminated mahogony edge. NOS/NIB in retail box (stained/musty) Slide rule in original poly bag, w/ hard cover Jetlog manual, leather sleeve, belt clip. $90
22.09.13.22
14.10.09.08

K&E 68-1210 Log Log Duplex Decitrig orange leather sleeve

LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Newer model number of 4081-3. Perfect Laminated mahogony edge. NOS/NIB in retail box (stained/musty) Slide rule in original poly bag, w/ hard cover Jetlog manual, leather sleeve, belt clip. $90
22.09.13.23
14.10.09.08

K&E 68-1210 Log Log Duplex Decitrig orange leather sleeve

LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Newer model number of 4081-3. Perfect Laminated mahogony edge. NOS/NIB in retail box (stained/musty) Slide rule in original poly bag, w/ hard cover Jetlog manual, leather sleeve, belt clip. $90
22.09.13.24
14.10.09.08

K&E 68-1210 Log Log Duplex Decitrig orange leather sleeve

LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Newer model number of 4081-3. Perfect Laminated mahogony edge. NOS/NIB in retail box (stained/musty) Slide rule in original poly bag, w/ hard cover Jetlog manual, leather sleeve, belt clip. $90
22.09.13.25
14.10.09.08

K&E 68-1210 Log Log Duplex Decitrig orange leather sleeve

LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Newer model number of 4081-3. Perfect Laminated mahogony edge. NOS/NIB in retail box (stained/musty) Slide rule in original poly bag, w/ hard cover Jetlog manual, leather sleeve, belt clip. $90
22.09.13.26
14.10.09.08

K&E 68-1210 Log Log Duplex Decitrig orange leather sleeve

LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Newer model number of 4081-3. Perfect Laminated mahogony edge. NOS/NIB in retail box (stained/musty) Slide rule in original poly bag, w/ hard cover Jetlog manual, leather sleeve, belt clip. $90
22.09.13.27
14.10.09.08

K&E 68-1210 Log Log Duplex Decitrig orange leather sleeve

LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Newer model number of 4081-3. Perfect Laminated mahogony edge. NOS/NIB in retail box (stained/musty) Slide rule in original poly bag, w/ hard cover Jetlog manual, leather sleeve, belt clip. $90
22.09.13.28
14.10.09.08

K&E 68-1210 Log Log Duplex Decitrig orange leather sleeve

LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Newer model number of 4081-3. Perfect Laminated mahogony edge. NOS/NIB in retail box (stained/musty) Slide rule in original poly bag, w/ hard cover Jetlog manual, leather sleeve, belt clip. $90
22.09.13.45
14.10.09.08

K&E 68-1215 Log Log Duplex Decitrig (same as 68-1210) orange leather sleeve

LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Newer model number of 4081-3. Perfect Laminated mahogony edge. Used in retail box (stained/musty) Slide rule in poly bag, w/ hard cover Jetlog manual, leather sleeve, includes belt clip. The difference between the 68-1210 and 68-1215 is that KE_68-1215_RetailBoxthe later did not come with a belt clip. Inner tray is very fragile. $80
22.07.06.185
11.11.22.04

K&E 68-1318 Log Log Duplex Trig sn850965 1965 (scales in minutes & seconds) orange leather sleeve
>
LL01, L, K, A [ B, T Cot, ST, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Perfect. Newer model number of 4080-3 (degrees in minutes and seconds). Laminated mahogony edge. pristine Orange sleeve $40
22.03.01.46
09.01.12.53

K&E GP12 68-1565 1967 sn002957 with black sleeve Sq1, Sq2, DF [ CF, T Cot, SRT, S Cos, , CI, C ] D, A, K
cm (number) [ number, Conversions, logarithm ] inch (logarithm)
Black leather sleeve. Perfect. $25
18.12.30.04
12.02.19.03

K&E 68-1617 Polyphase sn750904 c1962-1975 in retail box Green Leather sleeve. 10in // A [ B, CI, C ] D, K || 25cm
[ S, L, T ]
Equivalents
New design. Box has 68-1622 label. Name label on sleeve. With some document $40
22.05.22.15
12.02.19.03

K&E 68-1617 Polyphase sn101378 c1962-1975 Green Leather sleeve. 10in // A [ B, CI, C ] D, K || 25cm
[ S, L, T ]
Equivalents
New design.Plastic and weood construction $20
22.05.22.15
12.02.19.03

K&E 68-1617 Polyphase sn101378 c1962-1975 Green Leather sleeve. 10in // A [ B, CI, C ] D, K || 25cm
[ S, L, T ]
Equivalents
New design.Plastic and weood construction $20
20.04.01.026
18.04.06.22

K&E 4153-1 sn009071 in Retail Box. Green sleeve A [ B, CI, C ] D, K
[S, L, T]
in greene retail box with green leather sleeve mint condition Veeder Root Promo on stock and sleeve $40

Circular

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
22.07.06.212
11.05.16.01

Gilson Midget Binary 4.25 Inch Dia, V1 and sleeve. C, CI, A, K, Log, LL1, LL2, LL3, LL4, Binary, Fraction, Drill, Thread, Millimeter
Degrees, S, T, Degrees, S, T, Degrees, S, T, Fractions
4.25 inch diameter, two sided binary slide rule, with 3 cursor arms. "Copyrighted 1931 and 1936". 1st version. Clean hub. Edge on one side worn all the way around (outside of scales).. worn black sleeve $25
22.07.06.210
11.05.16.01

Post (Gilson) Midget Binary 4.25 Inch Dia, V1, w/manual and sleeve. C, CI, A, K, Log, LL1, LL2, LL3, LL4, Binary, Fraction, Drill, Thread, Millimeter
Degrees, S, T, Degrees, S, T, Degrees, S, T, Fractions
Perfect.4.25 inch diameter, two sided binary slide rule, with 3 cursor arms. "Copyrighted 1931 and 1936". 1st version. Clean hub. No Post Logo. W/ manual marked as Federick Post. $40
18.04.06.102
08.04.10.01

Post (Gilson) Midget Binary 4.25 Inch Dia, V2, w/manual and sleeve. C, CI, A, K, Log, LL1, LL2, LL3, LL4, Binary, Fraction, Drill, Thread, Millimeter
Degrees, S, T, Degrees, S, T, Degrees, S, T, Fractions
4.25 inch diameter, two sided binary slide rule, with 3 cursor arms. "Copyrighted". 2nd version (Green disk). Clean hub. No Post Logo. W/ manual marked as Federick Post. $50
22.07.06.213
08.04.10.01

Dietzgen 1797-M (Gilson) Midget Binary 4.25 Inch Dia, V2, w/manual in Box
C, CI, A, K, Log, LL1, LL2, LL3, LL4, Binary, Fraction, Drill, Thread, Millimeter
Degrees, S, T, Degrees, S, T, Degrees, S, T, Fractions
4.25 inch diameter, two sided binary slide rule, with 3 cursor arms. "Copyrighted". 1st version (Tan disk) Tan sleeve. Clean hub. No Dietzgen Logo. W/ manual marked as Dietzgen. $60
22.07.06.208
22.04.11.01

Gilson Binary 8 Inch Dia, V1, C, CI, A, K, Log, LL1, LL2, LL3, LL4, Binary, Fraction, Drill, Thread, Millimeter
Degrees, S, T, Degrees, S, T, Degrees, S, T, Fractions
8 inch diameter, two sided binary slide rule, with 3 cursor arms. "Copyrighted 1931, 1940". 1st version (Tan disk). no sleeve. Clean hub. Name on disk "E.W.Neuman." $70
17.06.14.02
17.06.14.01

Bruning 68-471 (Gilson) Binary 8 Inch Dia, V3 Green Background C, CI, A, K, Log, LL1, LL2, LL3, LL4, Binary, Fraction, Drill, Thread, Millimeter
Degrees, S, T, Degrees, S, T, Degrees, S, T, Fractions
8 inch diameter, two sided binary slide rule, with 3 cursor arms. "Copyrighted". Green sleeve. Excellent. No Bruning logo. $80
18.04.06.104
14.07.02.02

Concise 28
Takeda Logo
D ( C, CI, A, K)
Conversions
Pocket size circular slide rule. Black sleeve with Simon Engineerin Promo. Unopened. Excellent $20
22.08.03.02
09.10.21.11

Concise 28N
ITT Promo
D ( C, CI, A, K)
Conversions
Pocket size circular slide rule. Black sleeve with ITT logo. With Microline manual. Excellent $25
13.00.00.86
12.06.24.02

Concise 320 with Calendar 1960-1981 D ( C, CI, A, K)
Conversions
Pocket size circular slide rule. Black sleeve with Manaula Excellent $25
12.11.22.07
12.06.24.02

Concise 320 circular with calendar D ( C, CI, A, K)
Equivalents and Calendar
Made in Japan by Concise - 9.7cm Dia $25
17.08.28.09
14.01.10.07

Fullerton 1450 Acudial V2 (Concise 28N)
D ( C, CI, A, K)
Conversions
Pocket size circular slide rule. Yellow sleeve with Fullerton logo. With Manual. Excellent $30
13.04.01.02
18.01.04.01

Concise 600-ST Sama&Etani Science tables 4in || D ( C, CI, L, A, S, T, K) || 10cm
Periodic table of the Elements, Temperature conversion Chart
Insert: Conversions for Flow, Pressure, Energy, Power, Volume, Velocity, etc
Pocket size circular slide rule with lots of helpful data. Black Sleeve. With manual. Cursor has tip reinforced transparent tape. $15
19.02.21.06
14.01.10.11

Concise 600 Sama&Etani Science tables - Advertising: SIP Engineering Corp 4in || D ( C, CI, L, A, S, T, K) || 10cm
Periodic table of the Elements, Temperature conversion Chart
Insert: Conversions for Flow, Pressure, Energy, Power, Volume, Velocity, etc
Pocket size circular slide rule with lots of helpful data. Black Sleeve With manual. Promo text and manual partly worn $25
13.08.27.03
13.08.27.03

Concise CTCS-552 (1966) Sama&Etani Reference tables – Advertising: Nupro Nuclear Products 4in || D ( C, CI, L, A, S, T, K) || 10cm
table of the Elements
Insert: Conversions for Flow, Pressure, Energy, Power, Volume, Velocity, etc
Unused Pocket size circular slide rule with conversion tables for Valve Engineers and others. White Sleeve With manual. Bottom of sandwich has crack. $30
22.10.14.11
13.08.27.03

Concise CTCS-552 (1966) Sama&Etani Reference tables – Advertising: "Hooker" 4in || D ( C, CI, L, A, S, T, K) || 10cm
table of the Elements
Insert: Conversions for Flow, Pressure, Energy, Power, Volume, Velocity, etc
Pocket size circular slide rule with conversion tables for Valve Engineers and others. Black Sleeve ("OXY" label" With manual.. $30
21.11.03.04
13.10.26.01

Mascot Vest Pocket Slide Rule – 1934 7cm diameter circular in pounch w/ instructions copyright 1934 L, D ( C, CI )
S, A, K, T
Made or distributed by Tavella Sales Instructions (1.51MB PDF)
$15
22.10.15.14
13.10.26.01

Mascot Vest Pocket Slide Rule – 1934 7cm diameter circular in pounch w/ generic instructions copyright 1934 L, D ( C, CI )
S, A, K, T
Cursor split at wrap (taped). Made or distributed by Tavella SalesInstructions (1.51MB PDF)
$10
13.08.27.03
10.03.02.05

Concise CTCS-552 (1966) Sama&Etani Reference tables – Advertising: Property of U.S. Government 4in || D ( C, CI, L, A, S, T, K) || 10cm
table of the Elements
Insert: Conversions for Flow, Pressure, Energy, Power, Volume, Velocity, etc
U.S. Government issued Pocket size circular slide rule with conversion tables for Valve Engineers and others. White Sleeve With manual. $40

Dietzgen

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
17.05.22.07
13.10.25.01

Dietzgen 1760P Mannheim c1920 A [ B, C ] D
[ S, L, T ]
Early frameless glass cursor. Glass cracked, glued with glass adhesive. Finctional. Black Cardboard box sleeve. $20
22.05.06.04
21.04.08.01

Dietzgen N1725 Micromatic Vector Tpe Log Log, sn195334 Brown Sleeve Th, Sh2, Sh1, A [ B, T<45 Cot, T>45 Cot, ST, S Cos ] D, DI, K
LL01, LL02, LL03, DF [ CF, CIF, L, CI, C ] D, LL3, LL2, LL1
Perfect, better than ISRM archive example.. Name on sleeve flap: Geo. Harper. $40
22.07.06.129
12.01.10.02

Dietzgen 1732 (V1 frameless) Maniphase Multiplex Trig Type Log Log Rule. sn515002 LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
Good condition. Hard sleeve missing flap. "B.Johnson" etched on brace, and on sleeve. with belt loop. $35
22.07.06.129
12.01.10.02

Dietzgen 1732 (V1 frameless) Maniphase Multiplex Trig Type Log Log Rule. sn530507 LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
Good condition. Hard sleeve intact "N.D.Garett" Written under flap. $40
22.07.06.131
12.01.10.02

Dietzgen 1732 (V1 frameless Cursor) Maniphase Multiplex Trig Type Log Log Rule. sn556442 LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
Excellent. brown Leather sleeve intact. with belt loop. name: "Robert Gillis" inside sleeve flap. $50
22.07.06.130
17.05.02.41

Dietzgen 1732 (V2 metal Framed Cursor) Maniphase Multiplex Trig Type Log Log Rule. sn553014 LL0, LL00, A [ B, T Cot, ST, S Cos ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
Perfect. Black hard. sleeve intact. No markings. with belt loop. $50
22.03.14.03
17.07.15.01

Dietzgen 1732 (V2 metal Framed Cursor) Maniphase Multiplex Trig Type Log Log Rule. sn565680 LL01[e-0.01, L, K, A [ B, T Cot, ST, S Cos ] D, DI, LL1[e0.01
LL02[e-0.1, LL03[e-1.0, DF [ CF, CIF, CI, C ] D, LL3[e1.0, LL2[e0.1
Good condition. Brown leather. sleeve No markings. $50
21.06.10.02
18.04.06.109

Dietzgen 1735 Maniphase Multiplex Vector Type Log Log Rule. Version 1 all glass cursor no serial # LL0, LL00, A [ B, T Cot, ST, S Cos ] D, Th, Sh2, Sh1
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
Good condition. Screws have some green corrosion (can be cleaned) . Original owner etched on upper stock Donald L. Ware. Leather sleeve missing flap. $50
18.04.06.105
14.10.15.01

Dietzgen 1734 Microglide Decimal Trig type Log Log sn002001 LL01, K, A [ B, T<45 Cot, T>45 Cot, ST, S Cos ] D, DI, LL1
LL02, LL03, DF [ CF, CIF, L, CI, C ] D, LL3, LL2
Perfect slide rule in Original retail presentation box. Brown leather sleeve. With insert, Manual, care guide $100
22.09.13.40
19.10.27.01

Dietzgen 1737 - Decimal Type Trig Log Log (Bamboo) K, A [ B, S Cos, T1 Ctg1, T2 Ctg2, C ] D, DI, L
LL1, LL2, LL3, DF [ CF, CIF, CI, C ] D, LL3, LL2, LL1
Perfect slide rule . Made by Ricoh. Brown leather sleeve. $30
22.20.25.07
22.03.14.02

Dietzgen 1746 Mmultiplex sn708101 Maniphase Type - Retail box. L, K, A [ B, CI, C ] D, T Cot, ST, S Cos
Trig identities, fractional Conversions, Equivalents
Perfect. Retail box with warranty. Black Leather sleeve has "Property of Community center of San Diego".. $30
14.12.09.01
14.09.21.07

Dietzgen 1767P c1942 wood stock (Roos) A [ B, CI, C ] D, K
[ S, L, T ]
Painted wood. WWII era. Paint chipped on right end. Thin film cursor (replica not original, made from a C-Thru SR) not the same as sample image. $15
14.12.09.01
13.06.28.02

Dietzgen 1767 National Maniphase c1966 K, S, A [ B, CI, C ] D, T, L All plastic duplex style. Back is blank. Has Leatherette sleeve , manual and original box with no end flaps $15
19.04.01.06
13.06.28.02

Dietzgen 1767 National Maniphase c1966 K, S, A [ B, CI, C ] D, T, L All plastic duplex style. Back is blank. Tan Sleeve $10
14.12.08.01
13.06.28.02

Dietzgen 1767 National Maniphase c1966 K, S, A [ B, CI, C ] D, T, L All plastic duplex style. Back is blank. Tan Sleeve $10
13.00.00.14
13.06.28.02

Dietzgen 1767 National Maniphase c1966 K, S, A [ B, CI, C ] D, T, L All plastic duplex style. Back is blank. No sleeve $5
13.00.00.12
13.06.28.02

Dietzgen 1767 National Maniphase c1966 K, S, A [ B, CI, C ] D, T, L All plastic duplex style. Back is blank. No sleeve $5
14.07.02.82
17.10.10.02

Dietzgen 1771 Pocket Redirule, Brown sleeve 5in // A [ B, CI, C ] D, K \\ 12.5cm
[ S, L, T ]
All plastic construction. Brown leather sleeve. No markings $20
20.04.01.014
17.10.10.02

Dietzgen 1771 Pocket Redirule, NIB Brown sleeve with manual 5in // A [ B, CI, C ] D, K \\ 12.5cm
[ S, L, T ]
All plastic construction. New in Box. Brown leather sleeve. With ManualNo markings $30
21.08.07.40
17.10.10.02

Dietzgen 1771 Pocket Redirule, Brown sleeve 5in // A [ B, CI, C ] D, K \\ 12.5cm
[ S, L, T ]
All plastic construction. Brown leather sleeve. No markings $20
22.07.06.147
17.10.10.02

Dietzgen 1771 Pocket Redirule, TEXACO, Brown sleeve 5in // A [ B, CI, C ] D, K \\ 12.5cm
[ S, L, T ]
All plastic construction. Brown leather sleeve. Texaco promo on back. No markings $20
20.04.01.176
09.01.12.122

Dietzgen 1772A Pocket Redirule,in retail box Brown sleeve with manual K, A [ B, CI, C ] D, L
All plastic duplex style construction. With Box. Brown leather sleeve. With Manua lNo markings Axcu-math design $30
18.04.06.110 New # 20.04.01.077
14.07.02.84

Dietzgen 1776 Redi-Rule Pocket, in Retail Box. Sleeve w/ belt clip K, A [ B, T, ST, S ] D, DI
DF [ CF, CIF, CI, C ] D, L
Perfect slide rule in Original retail box. Brown leather sleeve. $40
22.07.06.139
14.07.02.84

Dietzgen 1779 Pocket Duplex made b7 Ecobra K, A [ B, T, ST, S ] D, DI
DF [ CF, CIF, CI, C ] D, L
Aluminum. Brown leather sleeve. Marked "Germany U.S. Zone" $30

Hemmi

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
22.07.06.128
13.08.12.06

Hemmi 50W dcDL Sep 1953 Variant 2 10in // A [ B, CI, C ] D, K || 27cm
[ S, L, T ]
ExcellentBamboo Simplex. Plain Hard Cardboard sleeve. $20
17.12.17.03
14.01.03.07

Hemmi P23 8” dcSE A [ B, CI, C ] D, K All plastic Duplex style. Hard Cardboard sleeve. Name on sleeve (Janice Lingle) $15
15.05.12.15
15.05.12.10

Hemmi P280 Log Log dcYA Jan 1974 T Cot, K, A [ B, CI, C ] D, L, S Cos, ST
[ LL1, LL2, LL3 ]
All plastic, Hemmi's modern cost reduced slide rule design. Blue white Hard case $30
15.05.12.14
14.02.10.03

Hemmi P281 Mannheim dcVB Feb 1971 T Cot, K, A [ B, CI, C ] D, L, S Cos, ST All plastic, Hemmi's modern cost reduced slide rule design. Blue Grey Hard plastic case. $25
17.05.02.44
14.02.10.03

Hemmi P281 Mannheim dcUA Jan 1970 T Cot, K, A [ B, CI, C ] D, L, S Cos, ST All plastic, Hemmi's modern cost reduced slide rule design. Blue Grey Hard plastic case. $25
18.04.06.34
14.02.10.03

Hemmi P281 Mannheim dcUL Dec 1970 T Cot, K, A [ B, CI, C ] D, L, S Cos, ST All plastic, Hemmi's modern cost reduced slide rule design. Blue Grey Hard plastic case. $25
21.03.05.02
18.04.06.130

Hemmi 250 Basic Trig dg OG Jul 64 K, A [ B, TI2 Cot, TI1 Cot, SI Cos ] D, DI
DF [ CF, CIF, CI, C ] D, L
Bamboo duplex. Excellent. Black oxided end braces. Hard cardboard sleeve. In polybag like new $50
21.07.24.01
21.08.07.05

Sun Hemmi 250 Basic Trig
Made in Japan - Date Code DE (May 1953)
K, A [ B, TI2 Cot, TI1 Cot, SI Cos ] D, DI
DF [ CF, CIF, CI, C ] D, L
Bamboo duplex. Excellent. Stainless steel brace “L” shape. Hard cardboard sleeve. $50
17.05.02.47
09.01.12.37

Hughes Owens (Hemmi 40K) 1768C dcGF A [ B, CI, C ] D, K
[ S, L, T ]
Bamboo Simplex. Hard Cardboard sleeve. $20
21.08.06.01
18.04.06.127

GEOTEC 341-3012 (Hemmi) Versalog II. No Sleeve L, LL/1, LL/2, LL/3 [ T/T, SecT/SRT, Cos/S, C ] D, LL3, LL2, LL1
LL/0, K, A, DF [ CF, CIF, CI, C ] D, R1, R2, LL0,
Pristine, no marks, no sleeve. $90
20.04.01.166
18.07.11.09

Hughes-Owens 1762 MIOJ Pocket Manneheim c1947-1949 Leather sleeve 5in // A [ B, CI, C ] D, K
[ S, L, T ]
clean with leather sleeve made in occupied japan $20
20.04.01.106
14.01.09.02

Hemmi 2634 MIOJ Brown Leather sleeve 5in // K, DF [ CF, CI, C ] D, A
[ TI1, TI2, L, SI1 ]
clean with leather sleeve made in occupied japan. Japanese stamps on sleeve $20

Asia-China

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
14.07.03.71
13.06.20.05

Santok Generic 5” Pocket Slide Rule A [ B, CI, C ] D, K [ S, L, T ] Perfect with light blue plastic sleeve $5
21.03.13.18
14.10.09.02

Flying Fish 1015 Vector Hyperbolic c1975 blue plastic sleeve Sh2, Sh2, K, A [ B, T cot, ST, S cos, C ] D, DI, L, Th
LL/1, LL/2, LL/3, DF [ CF, CIF, H, CI, C ] D, LL3, LL2, LL1
no markings outside of sleeve is dirty $120
21.03.13.30
21.03.13.29

Xuesh Stationery Craft Company 6171 Hyperbolic Version 1 sh1, sh2, K,, A [ B sin cos, H1, tg1 ctg1 tg2 ctg2, C ] D, DI, lg, th
lgln1I, lgln2I, lgln3I, DF [ CF, CIF, H1, H2, CI, C ] D, lgln3, lgln2, lgln1
Green Cardboard Sleeve. Wood stock faded with some discolration spots. Similiar to sample image. $100
21.03.13.09
21.03.13.10

Ruyi Sida Log Log Duplex Trig L0, K, A [ B, T Cot, ST, S Cos ] D, P', LL0, L
LLo1, LLo2, LLo3, DF [ CF, CIF, CI, C ] D, LL3, LL2, LL1
Maroon cardboard sleeve. Faded stock. Cursor frame (resembles Hemmi) plating is starting to blister. Cursor block is starting to crack. Same as sample image. $90

Ricoh-Japan

`
Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
21.08.07.03
18.07.26.03

Lutz 151P Multilog U.S. DcO.S-2 LL0, L, K, A [ B, S Cos ST ST, T Cot, C ] D, DI, P, LL0
LL1, LL2, LL3, DF [CF, CIF, CI, C ] D, LL3, LL2, LL1
Brown leather sleeve. “MPL 44” scratched on edge and brace $50
22.03.01.49
09.01.12.23

Relay DT-1015 Trig Duplex dcH.S-1 K, A [ B, S, ST, T C ] D, DI
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
Brown leather sleeve. Name on sleeve flap "C.Belivead WBTS", crossed out "D.Bottomly." $30
21.08.07.04
14.01.10.43

SIC 1520 Decatrig sn30080in retail box, brown leather sleeve K, A [ B, S Cos, ST, T Cot, C ] D, DI
DF [ CF, CIF, CI, C ] D, L
Pristine. With Logo. Scale labels on cursor lens. Retail box, brown leather sleeve $50
12.11.22.06
12.06.24.33

Bristol Line19-5 pocket 5in // K, A [ B, CI, C ] D, L
[S, ST, T ]
Good. Made in Japan $15
20.04.01.107
12.05.05.01

Jakar 523A Pocket with engineering aid insert 13cm // A [ B, CI, C ] D, K | |5in
[ S, L, T ]
excellent. padded black sleeve with “S.M. Group Eckington 2324” printed promo. $15
20.04.01.196
09.01.12.04

Compass 505 Pocket with leather sleeve 13cm // A [ B, CI, C ] D, K || 5in
[ S, L, T ]
Good. Brown leather sleeve $15
20.04.01.123
09.01.12.11

Lafayette 99-70302 Pocket with leather sleeve dc WS.5 13cm // A [ B, CI, C ] D, K || 5in
[ S, L, T ]
Excellent. Brown leather sleeve $20
20.04.01.140
09.01.12.17

Micronta 505 dc H.K-1 Pocket with leather sleeve 13cm // A [ B, CI, C ] D, K || 5in
[ S, L, T ]
Radio Shack Brand. Good. Brown leather sleeve $15
22.03.01.82
09.01.12.17

Micronta 505 dc H.K-2 Pocket with leather sleeve 13cm // A [ B, CI, C ] D, K || 5in
[ S, L, T ]
Radio Shack Brand. Good. Brown leather sleeve $15
22.03.01.32
21.03.20.01

Micronta 150 dc L.K-4 Decitrig Log Log. leather sleeve LL0, LL00, A [ B, K, CI, C ] D, S, ST, T
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
Radio Shack Brand. Excellent . Brown leather sleeve, name written inside flap: $30
20.04.01.418
09.01.12.134

Generic Basic pocket mannheim trig with convex lens A [ B, CI, C ] D, K
[ S, L, T ]
Good. Brown leather sleeve. Stamped Japan. Struthers-Dunn, iNc promo. $10
20.04.01.128
13.00.00.24

Sankyo Generic Basic pocket mannheim with convex lens A [ B, CI, C ] D, K
Good. Blue sleeve. Stamped Japan. Same as Globemaster 62200 and Kutsawa $10
20.04.01.128
19.09.26.01

Sankyo Basic pocket mannheim Trig with convex lens A [ B, CI, C ] D, K
[ S, L, T ]
Excellent. Blue sleeve. Stamped Japan. Different SLT window configuration. Bourne Promo. $10
20.04.01.155
14.07.22.07

Relay 403 dc 4in pocket F.K-3 4in // A [ B, CI, C ] D, K || 10cm
[ S, L, T ]
Excellent. Brown leather sleeve $15

Aristo

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
17.06.17.06
09.01.12.71

Aristo 89 Rietz no date code 14 cm // K, A [ B, CI, C ] D, L
[S, ST, T]
No sleeve. Lightly soiled $15
22.03.01.90
09.01.12.71

Aristo 89 Rietz 14cm dc3FL18 14 cm // K, A [ B, CI, C ] D, L
[S, ST, T]
Brown leather sleeve. Promo on back (M-A-N) $15
22.10.13.15
09.10.21.02

Aristo 89 Rietz 14cm dc3LA4 1973 14 cm // K, A [ B, CI, C ] D, L
[S, ST, T]
Brown suede leather sleeve. Promo on back (ISV). . $15
13.00.00.38
09.01.12.78

Aristo 0903 Scholar dc 2LE2 Plastic sleeve L, K, A [ B, BI, CI, C ] D, S Cos, ST ST, T Cot clean all plastic. Back is blank. Stock. has imprint 409 (school issue) Multiple hairlines. White and Red hard sleeve $15
13.00.00.16
09.01.12.76

Aristo 0903 Scholar dc 3FE7 Plastic sleeve L, K, A [ B, BI, CI, C ] D, S Cos, ST ST, T Cot
25 cm, 10 inch
clean all plastic. Back is blank. Multiple hairlines. White and Red hard sleeve $15
22.05.06.06
18.04.06.135

Aristo 0968 V3 Studio Log-Log dc2LRT8 (1971) Retail box, manual, hard sleeve, insert LL01, LL02, LL03, A [ B, L, K, C ] D, LL3, LL2, LL1
ST ST, T1, T2, DF [ CF, CIF, CI C ] D, P, S Cos
Pristine Retail box, manual, hard sleeve, insert $60
15.05.12.23
12.03.21.03

Aristo 0970 Multilog dc608 (1960) LL00, K, A [ B, T Cot, ST, S Cos, C ] D, DI, LL0
LL01, LL02, LL03, DF [ CF, CIF, L, CI, C ] D, LL3, LL2, LL1
Clean all plastic. Multiple hairlines, metal cursor blocks. One lens Cracked in corner. Functional. Name on Cardboard sleeve (J.Fehlmann) $25

Faber-Castell

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
22.10.15.05
09.01.12.60

Faber-Castell 57/87 Reitz Schul-Rechenstab (1964) 27cm // K, A [ B, CI, C ] D, L
[S Sin, ST, T Cot]
No sleeve . $10
18.04.06.112
13.06.28.03

Faber-Castell 67/87 Rietz Pocket dc263 (1953) 5in // K, A [ B, CI, C ] D, L
[ S, ST, T ]
Excellent. Leather sleeve. Has smudges from use. $20
22.09.13.39
20.04.01.015

Faber-Castell 63/91/338/A Rietz Pocket dc37-3 (1937) 5in // K [ B, C ] D
[ S, L, T ]
Leather sleeve. Thin folded plastic lens. $20
20.04.01.245
20.04.01.03

Faber-Castell 67/22 Disponent dc1165 Version 2 slide, w/ Box and green sleeve 14cm // +/-%, DF(Cap./Int) [ CF(Dias), CI(p%), C(Dias) ] D (Int.)
[Sh/d, PoundSterling]
Made in Germany. Excellent shape. Original box & green sleeve $20
13.00.00.56
09.01.12.54

Faber-Castell 67/87 dc559 pocket with SIC 5050 cursor 14mm // K, A [ B, CI, C ] D, L
[S, ST, T]
Metal frame SIC 5050 cursor restores this old soldier see 11.11.17.08 $15
20.04.01.018
18.04.06.113

Faber-Castell 63/82 Bi-Plex Pocket. NOS L, T1, T2, A [ B, BI, CI, C ] D, S, ST, P
LL03, LL02, LL01, K [ K', C, CIF, CF ] DF, LL1, LL2, LL3
New Old Stock. 24 Scales. Leather sleeve, manual, retail box. $100
20.04.01.175
12.06.24.03

Faber-Castell 62/82 Log Log Duplex Pocket. 12.5cm, T1, T2, A [ B, BI, CI, C ] D, P, S, 5inch
LL03, LL02, LL01, K [ K', L, ST, CF ] DF, LL1, LL2, LL3
Excellent 24 scales. Green Leather sleeve, $40
20.01.04.406
20.04.01.359

Faber-castell Nat'l Acme Co. machining cutting time, feeds and speeds pocket slide rule Spindle Revs per Minute [ Feed, Length of Cut ] Time Taken in Seconds, Time Taken in Minutes
Back table: Stock sizes, Cutting Speeds
no cursor. Good condition $20
20.04.01.301
20.04.10.279

Faber-Castell 73/39 10cm pocket c1936 10cm // A [ B, C ] D short 10cm Leather sleeve, Hans Weinmann, munchen promo $20
18.04.06.022
13.06.28.03

Faber-Castell 67/87 Rietz Pocket dc5xx (?) 5in // K, A [ B, CI, C ] D, L
[ S, ST, T ]
Excellent. Leather sleeve. American Airlines logo $20
22.03.01.52
20.01.20.01

Faber-Castell 67/22R Disponent with Addiator dc6x2 (?) 14cm // +/-%, DF(Cap./Int) [ CF(Dias), CI(p%), C(Dias) ] D (Int.)
[Sh/d, PoundSterling]
Excellent. Green Leather sleeve. no stlylus $40

Nestler

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
22.03.01.28
13.04.04.01

Albert Nestler 21 Darmstadt (1937) 27cm, Lg // K, A [ B, CI, C ] D, Sin Cos || Sin Cos, Tan Ctg
[ LL1, LL2, LL3 ]
Pristine,\ wood stock with metal framed multi-lined cursor with Hairlines on top and bottome. $60
22.05.06.17
09.04.24.01

Nestler 23R/3 System Rietz 27cm // K, A [ B, CI, C ] D, L || 1:5 cm
[ S, S&T, T ]
Pristine, Cardboard sleeve wood stock with metal framed multi-lined cursor.. $60
14.01.10.34
13.10.07.05

Nestler 2012 Student Mannheim A [ B, C ] D
[ S, L, T]
Cardboard sleeve wood with metal framed cursor. For USA market. $30

Misc. Europe

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
20.04.01.342
22.03.01.101

X-Act No.222P 11cm/4-in Pocket slide rule from Denmark 1/2-inch, 0-11cm, 0-4in // K, A[ B, CI, C ] D, L
[ S, ST, T ] Equivalenst
Excellent. Much better than the archive example. Metal mounted lens. green box, Brown leather sleeve. Has "FK" in hexagon logo. $20
18.12.08.03
14.01.03.02

Diawa No 301 Reitz dc14 (Jan 1954) A [ B, CI, C ] D
[ S, S&T, T ]
Excellent. Leather sleeve. Has smudges from use. $15
20.04.01.053
22.03.01.100

UTO No 601 Hoffman, Pocket Rietz. V1 Metal Cursor Leather sleeve, box 5in // A [ B, CI, C ] D, L
[ S, S&T, T ]
Excellent. Leather sleeve. Has "National Castings Company". Promo embossed lettering. $15
20.04.01.071
21.06.10.41

UTO No 601 Hoffman, Pocket Rietz. V2 Plastic lens, Leather sleeve 5in // A [ B, CI, C ] D, L
[ S, S&T, T ]
Excellent. with instructions, Leather sleeve. Has "ALCOA". on stock. $20
14.07.03.72
21.06.10.41

UTO No 601 Hoffman, Pocket Rietz. V2 Plastic lens, Leather sleeve 5in // A [ B, CI, C ] D, L
[ S, S&T, T ]
Excellent. Leather sleeve. Has "Semimetals inc". Promo embossed lettering. $15
14.07.03.72
14.01.10.05

UTO No 601 Hoffman, Pocket Rietz. Leather sleeve 5in // A [ B, CI, C ] D, L
[ S, S&T, T ]
Excellent. Leather sleeve. Has Buffalo Forge Promo embossed lettering. $15
21.05.29.03
14.01.10.05

UTO No 601 Hoffman, Pocket Rietz. Leather sleeve 5in // A [ B, CI, C ] D, L
[ S, S&T, T ]
Good. Leather sleeve. Has Barber-Coleman Co. Promo embossed lettering. $15
18.07.11.08
09.01.12.108

Reiss DDR Darmstadt Pocket 15cm // K, A DF [ CF, CIF, CI, C ] D, P, S, T
[ LL1, LL2, LL3, L]
All plastic with LogLog scales. Cursor: 4 hairlines Leather sleeve. No markings. Sleeve is embossed with company name: “tvornica parnih kotlova zagreb” $25
21.06.10.14
20.08.07.01

Diwa 901 Log Log Duplex, Wood case LL0, LL00, A [ B, T Cot, ST, S Cos, C ] D, DI, K
L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
Cursor starting to crack. Metal is tarnished. Mahagony clamshell box $60
21.08.07.13
14.10.15.06

Diwa No 601-1, Pocket Mannheim. Leather sleeve 4.5in, 11cm // K, A [ B, CI, C ] D, L
[ S, S&T, T ]
Good. Leather sleeve. Fluidgenics Promo embossed lettering. Black sleeve. $15
22.07.06.127
09.01.12.131

Graphoplex Koh-I-Noor 10020 Techni-Math/td> 10 in // P, K, A, DF [ CF, L, CI, C ] D, S Cos, SRT, T, Cot Made in France. Excellent. in Red hard plastic case $40
20.04.01.365
20.04.01.420

Hono-Rietz Jap.125 Pocket 13cm // B3(K), S, B2(A) [ b2(B), a(CI), b(C) ] B(D), T, L in red box sleeve. Possibly made in France by Graphoplex - Sold in Italy. Back promo $20
20.04.01.325 to be scanned MSZ Losztalvu 4617-57 Logar made in Hungary K, A [ B, CI, C ] D, L
Sin, sin&Tg, Tan
Soviet era Gost standard $15
20.04.01.180
18.07.11.11

UGK RPGP Pocket Duplex made in Hungary K, A [ B, CI, C ] D, L
Sin, ST, Tan
Soviet era Tan sleeve Duplex style. Clever use of assembled sheets of plastic to form stock $25
20.04.01.283
18.07.11.10

Dr. Ing. Seehas A [ B, C ] D Thin film cursor $10
20.04.01.016
14.10.15.06

Diwa 601-1 Pocket 5in // K, A [ B, CI, C ] D, L
[ S, ST, T ]
Excellent. Leather sleeve. Consarc Power Corp. Promo $10
20.04.01.017
20.04.01.368

Ecobra 1461 Reitz Painted aluminum stock K, A [ B, R, C ] D, lg
5in [ sin, tg ]
Brown leather sleeve. A couple chips on the edge. “Pinturas Vencedor” Promo $25
20.04.01.017
20.04.01.381

Ecobra 1260 Reitz All- aluminum stock 14cm // A [ B, C ] D
[ S, L, T ]
Tan sleeve. $50
20.04.01.174
09.01.12.111

Logarex 27103 Rietz Duplex K, A [ B, CI, C ] D, log
4in, Ωmm2/m [ S, T] Constants, 10cm
Multilined cursor. Tan leather sleeve $20
20.04.01.096
18.04.06.142

Reiss 3212 Multilined cursor 13cm // K, A [ B, CI, C ] D, L
[ S, T ]
slight red ink smudge on back $15
22.01.01.107
22.03.01.106

Reiss DDR Pocket Darmstadt,Multilined cursor 15cm // K, A DF [ CF, CIF, CI, C ] D, P, S, T
[ LL1, LL2, LL3, L]
Tan sleeve, very nice $30
22.03.01.105
13.00.00.63

Addfeet Junior Addiator System with stylus, has 1/2 digit column 5-1/2 digit one sided addiator. Made in Germany. Brown sleeve, Green and gold. Patina on gold colored metal. Fully functionl. $15
22.03.01.103
18.04.06.146

Arithma Addiator with Stylus 6 digit one sided addiator. Made in Germany. Brown sleeve, Black and silver.. Fully functional. $15
22.03.01.104
18.04.06.146

Arithma Addiator with Stylus 6 digit one sided addiator. Made in Germany. no sleeve, missing stylus, Black and silver.. Fully functionl. $5

Post

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
18.04.06.51
17.12.17.13

Post 1441 dcOG 4 inch Pocket Mannheim with magnifier, Brown leather vest sleeve with clip. 4in // A [ B, CI, C ] D
[ S, L. T ]
Miniature but functional, pocket slide rule made by Sun Hemmi, rebranded for POST. Pocket clip sleeve. Excellent. $20
22.07.06.151
14.07.02.75

Post 1441 MIOJ 4inc/10cm Pocket Mannheim with magnifier,.In Box. Brown leather vest sleeve 4in // A [ B, CI, C ] D
[ S, L. T ]
Miniature but functional, pocket slide rule made in Occupied Japan Sun Hemmi, rebranded for POST. Excellent. $30
21.05.31.02
17.12.17.13

Post 1441 dcRK 4 inch Pocket Mannheim with magnifier, Brown leather vest sleeve with clip. 4in // A [ B, CI, C ] D
[ S, L. T ]
Miniature but functional, pocket slide rule made by Sun Hemmi, rebranded for POST. Pocket clip sleeve missing female side of snap. Excellent.1967 $30
20.04.01.205
17.12.17.13

Post 1441 dcGF 4 inch Pocket Mannheim with magnifier, Brown leather vest sleeve with clip. 4in // A [ B, CI, C ] D
[ S, L. T ]
1956 Miniature but functional, pocket slide rule made by Sun Hemmi, rebranded for POST. Pocket clip sleeve. Excellent. $30
20.04.01.194
14.07.02.75

Post 1441 MIOJ 4 inch Pocket Mannheim with magnifier, Brown leather vest sleeve 4in // A [ B, CI, C ] D
[ S, L. T ]
Miniature but functional, pocket slide rule made by Sun Hemmi, rebranded for POST. Pocket clip sleeve. Excellent. Rare Miade In Occupied Japan meodel $30
18.04.06.56
12.06.23.03

Post 1442 Pocket Duplex Dual 5 inch/10 inch (Roos) K, A [ B, S, T, C ] D, DI
Fraction-Decimal [ L L, C2, C1 ] D1, D2, D
Pocket slide rule with 5 inch wrap around scales equivalent to 10 inches long. White braces Brown sleeve. $20
22.03.01.73
12.06.23.03

Post 1442 Pocket Duplex Dual 5 inch/10 inch (Roos) K, A [ B, S, T, C ] D, DI
Fraction-Decimal [ L L, C2, C1 ] D1, D2, D
Pocket slide rule with 5 inch wrap around scales equivalent to 10 inches long. White braces Brown sleeve. Red labels fading. $20
18.09.17.40
14.01.10.02

Post 1444K 5 inch pocket Mannheim, dcKL 1960, Brown leather pocket clip sleeve. 5in // A [ B, CI, C ] D, K
[ S, L. T ]
Pocket slide rule made by Sun Hemmi, rebranded for POST. Pocket clip sleeve. Excellent. Has partial retail box. W/ “Jack Saloum” written on it. $30
21.08.07.42
12.02.12.02

Post 1444-P Pocket Made by Bruning 12.5cm // A [ B, CI, C ] D, K \\ 5in
[S, L, T ]
Brown sleeve. Name on sleeve “Perino” UCLA. Small chip on corner. Different from bruning 2401 as they swapped inch/cm scale on edges for Post. $15
20.04.01.170
12.02.12.02

Post 1444-P Pocket Made by Bruning 12.5cm // A [ B, CI, C ] D, K \\ 5in
[S, L, T ]
Brown sleeve with Post logo. No Post brand on slide rule. Different from bruning 2401 as they swapped inch/cm scale on edges for Post. $15
22.10.13.12
12.02.12.02

Post 1444-P Pocket Made by Bruning 12.5cm // A [ B, CI, C ] D, K \\ 5in
[S, L, T ]
Brown sleeve with Post logo.Post brand. Different from bruning 2401 as they swapped inch/cm scale on edges for Post.Back marked "Robert L. Atkins" with calculating aids. $15
18.04.06.57
14.07.02.79

Post 1444K Commerce, 5 inch pocket Mannheim, Brown leather pocket sleeve. C1940 5in // A [ B, CI, C ] D, K
[ S, L. T ]
Pocket slide rule made in USA by Hemmi, rebranded for POST. Has what's left of retail box $30
22.03.01.68
12.02.12.02

Post 1444P (Bruning OEM) 5 inch pocket Mannheim, Brown leather pocket sleeve. C1960 11.5cm // A [ B, CI, C ] D, K \\ 5in
[ S, L. T ]
Pocket slide rule made in USA by Bruning, rebranded for POST. $20
22.07.06.198
09.01.12.41

Post 1445 8-inch Mannheim dcOK Nov 1964 K, DF [ CF, CI, C ] D, A
[ TI, L, SI ]
No sleeve. $15
14.01.10.28
11.12.15.02

Post 1446 Mannheim pre WWII A [ B, CI, C ] D
[ S, L. T ]
Black Cardboard sleeve. No cursor $5
14.07.03.38
11.12.15.02

Post 1446 Mannheim pre WWII A [ B, CI, C ] D, K
[ S, L. T ]
Black Cardboard sleeve. No back equivalents label. $10
22.10.13.16
11.12.15.02

Post 1446 Mannheim pre WWII A [ B, CI, C ] D
[ S, L. T ]
Black Cardboard sleeve. Sleeve mismarked as 1449 $15
22.03.01.51
11.12.15.02

Post 1446 Mannheim pre WWII A [ B, CI, C ] D
[ S, L. T ]
Black Cardboard sleeve. All intact $10
18..09.17.30
11.12.15.02

Post 1446 Mannheim pre WWII A [ B, CI, C ] D
[ S, L. T ]
Black Cardboard sleeve. All intact $10
20.04.01.044
14.07.02.80

Post 1444K 5 inch pocket Mannheim, dcRL 1967, Brown leather pocket clip sleeve. 5in // A [ B, CI, C ] D, K
[ S, L. T ]
Pocket slide rule made by Sun Hemmi, rebranded for POST. Leather Pocket clip sleeve. Excellent. $30
20.04.01.428
14.07.02.80

Post 1444K 5 inch pocket Mannheim, dcTE 1969, Brown leather pocket clip sleeve. 5in // A [ B, CI, C ] D, K
[ S, L. T ]
Pocket slide rule made by Sun Hemmi, rebranded for POST. Leather Pocket clip sleeve. Excellent. $30
18.09.17.33
04.04.22.02

Post 1447 Mannheim dcCK Nov 1952 With Post logo A [ B, CI, C ] D, K
[ S, L. T ]
Popular entry level slide rule. Brown leatherette sleeve. $10
18.09.17.33
04.04.22.02

Post 1447 Mannheim dcGL Dec 1956 With Post logo A [ B, CI, C ] D, K
[ S, L. T ]
Popular entry level slide rule. Red Cardboard sleeve. $10
18.09.17.31
09.01.12.43

Post 1447 Mannheim dcCK Nov 1952 No Post Logo A [ B, CI, C ] D, K
[ S, L. T ]
Popular entry level slide rule. Brown leatherette sleeve. $10
22.07.06.193
14.07.04.01

Post 1450 Versatrig dcMD (1962) L, A [ T T, SecT ST, Cos S, C ] D, DI
K, DF [ CF, CIF, CI, C ] D, R1, R2
Excellent. Black leather sleeve (tight). OEM Hemmi bamboo slide rule. "D.O.G.S." scrathed on edge of stock (not the face). $30
22.07.06.194
14.07.04.01

Post 1450 Versatrig dcRJ (1967) L, A [ T T, SecT ST, Cos S, C ] D, DI
K, DF [ CF, CIF, CI, C ] D, R1, R2
Excellent. Black leather sleeve (tight). OEM Hemmi bamboo slide rule. No markings. $30
22.07.06.195
14.07.04.01

Post 1450 Versatrig dcVH (1971) L, A [ T T, SecT ST, Cos S, C ] D, DI
K, DF [ CF, CIF, CI, C ] D, R1, R2
Excellent. Black leather sleeve (tight). OEM Hemmi bamboo slide rule. No markings. $30
18.04.06.54
14.07.04.01

Post 1450 Versatrig L, A [ T T, SecT ST, Cos S, C ] D, DI
K, DF [ CF, CIF, CI, C ] D, R1, R2
Black sleeve. OEM Hemmi bamboo slide rule. No markings. $30
22.07.06.196
14.07.04.01

Post 1450 Versatrig dcQI (sep 1966) no sleeve, L, A [ T T, SecT ST, Cos S, C ] D, DI
K, DF [ CF, CIF, CI, C ] D, R1, R2
Excellent. no sleeve . OEM Hemmi bamboo slide rule. Hole drilled in stock, for a demonstration stand $20
22.07.06.197
14.07.04.01

Post 1450 Versatrig dcUF (jul 1970) no sleeve, L, A [ T T, SecT ST, Cos S, C ] D, DI
K, DF [ CF, CIF, CI, C ] D, R1, R2
Excellent. no sleeve OEM Hemmi bamboo slide rule. Hole drilled in stock, for a demonstration stand $20
14.01.10.14
11.10.30.02

Post 1452W Universal dcJL 1959 10in // A [ B, CI, C ] D, K
[ S, L. T ]
Perfect/ No sleeve. OEM Hemmi bamboo $30
22.10.14.03
13.10.22.02

Post 1460 Versalog Duplex No SN dcDD 1953, Leather sleeve w/ belt loop LL/1, LL/2, LL/3 [ T/T, SecT/ST, Cos/S, C ] D, LL3, LL2, LL1
LL0, LL/0, K, DF [ CF, CIF, CI, C ] D, R1, R2, L
Black COS label. Leather sleeve with integrated Belt Loop. shows wear. Faded white stock. Hemmi OEM slide rule $50
18.04.06.59
13.10.22.02

Post 1460 Versalog Duplex No SN dcGE 1956, Retail Box, Leather sleeve w/ belt loop LL/1, LL/2, LL/3 [ T/T, SecT/ST, Cos/S, C ] D, LL3, LL2, LL1
LL0, LL/0, K, DF [ CF, CIF, CI, C ] D, R1, R2, L
Black COS label. Leather sleeve with Belt Loop. Gold embossed name on sleeve (Keith Sherer). Bright white stock. Hemmi OEM slide rule $80
22.05.06.19
18.12.30.01

Post 1460 Versalog Duplex sn219925 dcLG, Green COS Leather sleeve. LL/1, LL/2, LL/3 [ T/T, SecT/ST, Cos/S, C ] D, LL3, LL2, LL1
LL0, LL/0, K, DF [ CF, CIF, CI, C ] D, R1, R2, L
Nice. Green COS label. Leather sleeve. name in label insert (Capt. Blackburn). Bright white stock. Hemmi OEM slide rule $80
22.10.13.01
19.10.23.01

Post 1460 Versalog Duplex sn608212, dcPD Apr1965 Leather sleeve w/ belt loop LL/1, LL/2, LL/3 [ T/T, SecT/ST, Cos/S, C ] D, LL3, LL2, LL1
LL0, LL/0, K, DF [ CF, CIF, CI, C ] D, R1, R2, L
Green COS label. Brown Leather sleeve. belt loop. Writing on inside of flap blacked out. Hemmi OEM slide rule $60
22.07.06.160
19.10.23.01

Post 1460 Versalog Duplex sn628017, dcPH Aug1965 retail Box, Leather sleeve w/ belt loop LL/1, LL/2, LL/3 [ T/T, SecT/ST, Cos/S, C ] D, LL3, LL2, LL1
LL0, LL/0, K, DF [ CF, CIF, CI, C ] D, R1, R2, L
Green COS label. Brown Leather sleeve. belt loop. Red/Blk/White Retail box. Hemmi OEM slide rule $90
22.07.06.159
19.10.23.01

Post 1460 Versalog Duplex sn628017, dcOI Sep1964 Leather sleeve w/ belt loop LL/1, LL/2, LL/3 [ T/T, SecT/ST, Cos/S, C ] D, LL3, LL2, LL1
LL0, LL/0, K, DF [ CF, CIF, CI, C ] D, R1, R2, L
Green COS label. Brown Leather sleeve. belt loop. Wear from being worn. Crossed-out markings in flap $50
22.07.06.161
19.10.23.01

Post 1460 Versalog Duplex sn843378, no dc (c1969) Leather sleeve w/ belt loop LL/1, LL/2, LL/3 [ T/T, SecT/ST, Cos/S, C ] D, LL3, LL2, LL1
LL0, LL/0, K, DF [ CF, CIF, CI, C ] D, R1, R2, L
Green COS label. Brown Leather sleeve. belt loop. Wear from being worn. Plastic Lens, Crossed-out markings in flap Name in Window: "Don Thompson, GA Tech, Atlanta" $50
22.03.01.50
18.12.30.01

Post 1460 Versalog sn403374 dcNC (march 1963) green COS one cracked glass (restored). Tarnished braces. Black sleeve. LL/1, LL/2, LL/3 [ T/T, SecT/ST, Cos/S, C ] D, LL3, LL2, LL1
LL0, LL/0, K, DF [ CF, CIF, CI, C ] D, R1, R2, L
Nice. Green COS label. Leather sleeve. No Markings. Tarnished metal pieces./td> $30
21.08.04.02
18.03.01.01

Post 1460 Versalog sn223775 dcFF 1955 Black Cos LL/1, LL/2, LL/3 [ T/T, SecT/ST, Cos/S, C ] D, LL3, LL2, LL1
LL0, LL/0, K, DF [ CF, CIF, CI, C ] D, R1, R2, L
clean cursor frame and braces Leather sleeve w/belt loop. Flap has Art Anderson inside. $50
22.10.15.13
21.08.12.13

Post 1460 Versalog "II" no serial number, Green Cos has "A" scale L, LL/1, LL/2, LL/3 [ T/T, SecT/ST, Cos/S, C ] D, LL3, LL2, LL1
LL/0, K, A, DF [ CF, CIF, CI, C ] D, R1, R2, LL0
Leather sleeve has flap missing $70
22.03.05.01
19.01.31.01

Post 1460 Versalog II dcVA 1971 Green Cos L, LL/1, LL/2, LL/3 [ T/T, SecT/SRT, Cos/S, C ] D, LL3, LL2, LL1
LL/0, K, A, DF [ CF, CIF, CI, C ] D, R1, R2, LL0,
Pristine, no marks, sleeve like new with belt loop, Hardcover manual included.. $120
21.08.06.01
19.01.31.01

Post 1460 Versalog II L, LL/1, LL/2, LL/3 [ T/T, SecT/SRT, Cos/S, C ] D, LL3, LL2, LL1
LL/0, K, A, DF [ CF, CIF, CI, C ] D, R1, R2, LL0,
Pristine, no marks, sleeve like new with belt loop. $120
22.07.06.157
18.04.06.14

Teledyne Post 44CA-600 Versalog II L, LL/1, LL/2, LL/3 [ T/T, SecT/SRT, Cos/S, C ] D, LL3, LL2, LL1
LL/0, K, A, DF [ CF, CIF, CI, C ] D, R1, R2, LL0,
Pristine, no marks, sleeve like new with belt loop. $120
18.04.06.32
09.01.12.47

Frederick Post 1461 Electrical c1936. Very Rare. Pre-WWII and pre-Versalog numbering system. L, K, A [ B, CI, C ] D, T(tau), G(theta)
Theta, R(theta), P [ Q, QI, C ] LL3, LL2, LL1
Grey hard plastic sleeve (not original), Slide rule in perfect condition. Pre-Post oval logo. $200
22.03.01.67
10.03.01.07

Post 1461 Pocket Versalog, vest pocket sleeve dc RF 1967 LL/1, LL/2, LL/3 [ T/T, SecT/ST, Cos/S, C ] D, LL3, LL2, LL1
LL/0, LL/00, K, DF [ CF, CIF, CI, C ] D, R1, R2, L
Plastic laminate bamboo duplex. some yellowing on cursor blocks small hole in stock, possible display model. $50
14.07.03.36
10.12.12.01

Post 1462 Duplex (Roos) pre WWII LL0, LL00, A [ B, K, L, C ] LL3, LL2, LL1
T, DF [ CF, CIF, CI, C ] D, S, ST
Plastic braces, laminated mahagony. Name on sleeve flap (McConnell). Made in USA $20
19.05.04.04
14.01.10.12

Post 1462 Duplex Log Log Deci Trig, c1945 (Made by Roos), Brown leather sleeve in red box. LL0, LL00, A [ B, K, L, C ] LL3, LL2, LL1
T, DF [ CF, CIF, CI, C ] D, S, T
(Made by Roos), white braces. Brown leather sleeve in red box. $25
22.04.07.01
14.01.10.12

Post 1462 Duplex Log Log Deci Trig, c1945 (Made by Roos), Brown leather sleeve in red box. LL0, LL00, A [ B, K, L, C ] LL3, LL2, LL1
T, DF [ CF, CIF, CI, C ] D, S, T
(Made by Roos), white braces. Brown leather sleeve in red box. $25
22.07.06.190
14.01.10.12

Post 1462 Duplex Log Log Deci Trig, c1945 (Made by Roos), Brown leather sleeve in red box. LL0, LL00, A [ B, K, L, C ] LL3, LL2, LL1
T, DF [ CF, CIF, CI, C ] D, S, T
(Made by Roos), white braces. Brown leatherette sleeve in red box. $30
22.07.06.191
14.01.10.12

Post 1462 Duplex Log Log Deci Trig, c1945 (Made by Roos), Brown leather sleeve in red box. LL0, LL00, A [ B, K, L, C ] LL3, LL2, LL1
T, DF [ CF, CIF, CI, C ] D, S, T
(Made by Roos), bright white braces. Black leather sleeve. Red scales beginning to fade $30
22.07.06.192
14.01.10.12

Post 1462H Postig Duplex Log Log Deci Trig, c1950 (Made In Occupied Japan by Hemmi), . LL0, LL00, A [ B, K, L, C ] LL3, LL2, LL1
T, DF [ CF, CIF, CI, C ] D, S, T
(Made by Hemmi), laminated bamboo. Brown leather sleeve. missing three M1.6 x 5mm screws $30

Acumath

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
22.07.06.106
21.07.20.01

Acu-math No. 40 Concrete Calculator 8inch 1949-1952 A (Thickness) [ B (Width or Height), C (Length) ] D (Cubic Yards) Back is blank. $20
20.04.01.001
13.07.25.01

Acu-Math 1211 Pocket Duplex Mannheim Modern Logo A [ B, CI, C ] D, K, L
S, T
Plastic duplex with steel braces. Modern Acu-Math Oval logo.with instructions $20
15.05.12.05
16.06.02.04

Acu-Math 1211 Pocket Duplex Mannheim in retail box. A [ B, CI, C ] D, K, L
S, T
Plastic duplex with steel braces. Pre-Acu-Math logo. Retail box. White leather sleeve. $25
20.04.01.076
15.05.11.03

Acu-Math 1240 – c1965, tan sleeve K, A [ B, CI, C ] D, L
Back is blank
Plastic one sided duplex. Excellent. Brown leather sleeve. No oval Logo $15
19.04.01.14
20.01.03.05

Acu-Math 1240 – c1965, brown leather sleeve K, A [ B, CI, C ] D, L
Back is blank
Plastic one sided duplex. Excellent. Brown leather sleeve Modern Logo $20
14.01.10.59
11.02.14.01

Acu-Math 400 Student Mannheim Retail box w/instruction No44 S, K, A [ B, CI, C ] D, L, T
Back is blank
Plastic duplex, rounded corners, white molded braces. Tan Naugahyde sleeve. Red retail box. Manual. Clean $20
14.01.10.57
16.06.21.01

Acu-Math 400 Student Mannheim w/instruction (Sterling now) S, K, A [ B, CI, C ] D, L, T
Back is blank
Oval Logo. Plastic duplex, square corners, white molded braces. Black plastic sleeve. $20
19.04.01.11
13.06.25.01

Acu-Math 511 Mannheim Professional all-metal S, K, A [ B, CI, C ] D, L, K
Trig Identities, fractional Equivalents
magnesium duplex, rounded corners, metal braces. Single-sided cursor, Tan naugahyde sleeve. Rusty screw heads and rivets $20
22.10.13.11
13.06.25.01

Acu-Math 511 Mannheim Professional all-metal S, K, A [ B, CI, C ] D, L, K
Trig Identities, fractional Equivalents
magnesium duplex, rounded corners, metal braces.Double-sided cursor, Black rubberized sleeve. clean screw heads and rivets $20
15.05.12.06
14.07.02.53

Acu-Math 600 Basic Trig Retail box w/instructions S, S&T, K, A [ B, CI, C ] D, L, T
Trig Identities, fractional Equivalents
magnesium duplex, rounded corners, metal braces. Tan Naugahyde sleeve. Red retail box. Manual. Clean $30
15.05.11.02
13.07.03.01

Acu-Math 1311 Log Log Decitrig all-metal, retail box LL01, K, A [ B, T, ST, S ] D, L, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
magnesium duplex, rounded corners, metal braces. Tan Naugahyde sleeve. Red retail box. Clean $40
14.01.10.44
15.04.17.02

Acu-Math 1500 U.S.Govt Log Log Decitrig LL01, K, A [ B, T, ST, S ] D, L, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Machined Plastic duplex, rounded corners, metal braces. Tan Naugahyde sleeve. $30
13.07.03.02
15.04.17.02

Acu-Math 1500 U.S.Govt Log Log Decitrig LL01, K, A [ B, T, ST, S ] D, L, LL1
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2
Machined Plastic duplex, rounded corners, metal braces. Sewed brown leather sleeve slight rust on screws/ $25
11.11.17.05
21.08.07.30

Acu-Math 500 trig, metal braces, 1960 S, K, A [ B, CI, C ] D, L, T
Conversion table [Fraction=Decimal] Conversion table
Metal braces. No oval logo. Tan leatherette sleeve $20
21.11.03.06
18.07.11.12

Festus Acu-Rule No. 10-D magnifying cursor 1938 - Rare red sleeve 10in // A [ B, CI, C ] D, K || 25cm Printed on white painted on wood stock. Bevel has paper scales glued to stock and paper equivalent label glued on back $30

Lawrence

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
22.03.01.14
12.04.03.01

Lawrence 8-B 8” Mannheim, Wabash, Ind. A [ B, CI, C ] D, K
Conversion Chart
All wood, Blue ink text.Promo on sleve: "The Peters Company". $15
18.12.30.15
12.04.03.01

Lawrence 8-B 8” Mannheim, Wabash, Ind. A [ B, CI, C ] D, K
Conversion Chart
All wood, Blue ink text. Name in well (Steven Garreth) $15
21.11.03.07
12.04.03.01

Lawrence 8-B 8” Mannheim, Wabash, Ind. NIB A [ B, CI, C ] D, K
Conversion Chart
All wood, Blue ink text. Original sleeve. $20
14.01.10.51
14.07.02.56

Lawrence 10-B 10” Mannheim, Peru, Ind. A [ B, CI, C ] D, K
Conversion Chart
All wood, Blue ink text on white paint. No markings. Black sleeve with name (Judy Ford). Very nice $10
14.07.03.75
14.07.02.56

Lawrence 10-B 10” Mannheim, Peru, Ind. A [ B, CI, C ] D, K
Conversion Chart
All wood, Blue ink text on white paint. No markings. Lightly worn $8
20.08.15.30
12.03.21.05

Lawrence Engineering Services 250-BT, 611 on slide. 10” Mannheim, Peru Indiana 1947 A [ B, CI, C ] D, K
Conversion Chart
White painted wood on front, red ink on plain wood on back. #611 on slide. $20
18.04.06.144
12.03.21.05

Engineering Instruments, 10” Mannheim, Peru Indiana 1947 A [ B, CI, C ] D, K
Conversion Chart
No model number, Dark varnish covering rear $5
15.06.22.04
18.09.17.37

Engineering Instruments, 10-B 10” Mannheim, Peru Indiana 1947 A [ B, CI, C ] D, K
Conversion Chart
White painted wood on front, blue ink. Blue and yellow cardboard retail sleeve $10
20.04.01.226
15.03.19.01

Draft-A-Plan 5-B “Learner” 5” slide rule, (Lawrence) A [ B, CI, C ] D, K Included in Draft-A-Plan set for teens $25
20.04.01.032
15.03.19.01

Engineering Instruments 5B Draft-A-Plan Learner slide rule by Lakeside A [ B, CI, C ] D, K In original box with instructions. 1962 $20

Sterling

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
20.08.15.17
11.11.11.04

Sterling 589 Senior, Red Text on slide A [ B, CI, C ] D, K
[ S, L, T ]
White plastic, 5 bridges on stock. Red text on slide. Plastic slightly soiled. $10
18.09.17.19
14.10.10.11

Sterling 594 Decimal Trig Log Log c1965 w/instructions LL01, K, A [ B, T<45, T>45, ST, S ] D, DI, LL1
LL02, LL03, DF, [ CF, CIF, L, CI, C ] D, LL3, LL2
Model number. White plastic, like new. Grey vinyl sleeve. Missing screw. Fully operable. Name on sleeve (John Campbell) $20
18.09.17.18
11.11.11.03

Sterling 694 Decimal Trig Log Log c1965 w/instructions LL01, K, A [ B, T<45, T>45, ST, S ] D, DI, LL1
LL02, LL03, DF, [ CF, CIF, L, CI, C ] D, LL3, LL2
No model number. White plastic, like new. Black vinyl sleeve $20
18.09.17.15
11.11.11.03

Sterling 694 Decimal Trig Log Log c1965 w/instructions LL01, K, A [ B, T<45, T>45, ST, S ] D, DI, LL1
LL02, LL03, DF, [ CF, CIF, L, CI, C ] D, LL3, LL2
No model number. White plastic, like new. Brown vinyl sleeve $20
18.12.30.12
11.11.10.01

Sterling 685 Mannheim w/rulers c1965 w/instructions 10in 1/16 // A [ B, CI, C ] D, K \\ 10in .050
S, L, T (invert slide to use)
All plastic, blue and clear vinyl sleeve. $15
13.00.00.52
11.08.16.01

Sterling 587 Pocket Mannheim A [ B, CI, C ] D, K
S, L, T (invert slide to use)
All plastic. $5
17.12.17.22
11.08.16.01

Sterling 587 Pocket Mannheim A [ B, CI, C ] D, K
S, L, T (invert slide to use)
All plastic, No sleeve $5
13.04.01.01
13.01.08.01

Sterling 651 Metric Converter Volume, Weight, Liquid
Linear distances and Area
All plastic, Slide in yellow plastic, stock white. $10
17.05.22.04
13.01.08.01

Sterling 651 Metric Converter Copyright1973 Volume, Weight, Liquid
Linear distances and Area
All plastic, Slide in yellow plastic, stock white. $15

MiscUSA

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
22.07.06.107
13.00.00.25

Richardson Rule works 1776,c1912 all sheet steel construction K, Sin, A [ B, CI, C ] D, Tan, Log,
Problem Key Table for common equations.
Keyed holes for conversions and solving problems. $10
22.03.01.109
13.00.00.53

Pedigree by Empire V1 Pocket Mannheim A [ B, CI, C ] D, K
S, L, T (invert slide to use)
All plastic, Red Text one sides of slide. brown sleeve. Stock is bright white $5
22.03.01.108
20.04.01.082

Pedigree by Empire V2 Pocket Mannheim A [ B, CI, C ] D, K
S, L, T (invert slide to use)
All plastic, Red Text both sides of slide. black sleeve. Stock has yellowed a bit. $5
20.04.01.316
22.04.08.03

Henry Herbert Hyde Optical Slide Rule 1939 Photographic Focal Length inches, Relative Hyperfocal Distance [ 6in, Apertures in f stops, Diameters Enlargement, Hyperfocal Distances, 15.2cm ] Object Distance ft. Stainless steel construction Sheetmetal, Brown leather sleeve $25
22.03.01.31
14.09.21.04

American Blueprint Co. NY.Military Slide Rule, Version 1 cursor Opposite Angle Deg, Mils [Apex Angle Mils, Deg, CI,C] D,A
[Tan, Sin-Tan, Tan ]
Geometry formulae
Sheetmetal stock supporting plastic scales. Brown leather sleeve $50
22.07.06.126
22.07.06.50

American Blueprint Co. NY. Military Slide Rule, Version 2 cursor Opposite Angle Deg, Mils [Apex Angle Mils, Deg, CI,C] D,A
[Tan, Sin-Tan, Tan ]
Geometry formulae
Sheetmetal stock supporting plastic scales. Brown leather sleeve $50
22.05.06.41
21.11.06.01

Indeco Rule Version 2 Pocket A [ B, C ] D Sheetmetal stock supporting plastic scales. Brown leather sleeve $10
22.07.06.153
22.07.06.59

Parisian Novelty 6-inch Pocket Slide Rule 6in, A [ B, CI, C ] D, 15cm
Equivalents
Folded tan sheetplastic slide rule. Back promo: Dicalite Company $5
20.08.15.24
12.02.19.01

C-Thru No. 27 Pocket Mannheim A [ B, CI, C ] D, K
S, L, T
Folded film type slide rule in paper sleeve with Instructions $10
18.09.17.45
12.02.19.01

C-Thru No. 27 Pocket Mannheim A [ B, CI, C ] D, K
S, L, T
Folded film type slide rule in paper sleeve $5
15.06.22.01
13.08.27.02

Charles Bruning 2420 leather sleeve 10inch // A [ B, CI, C ] D, K \\ 25cm
[S, L, T ]
All-plastic. Leather sleeve. Instructions. Perfect like new. W/Box $30
14.07.02.87
13.07.03.06

Charles Bruning 2401 leather sleeve. 5inch // A [ B, CI, C ] D, K \\ 12.5cm
[S, L, T ]
All-plastic. 1945 cursor. Leather sleeve. (Embossed w/name Alfred E Trosch) Macine Tool promo $10
18.04.06.141
14.07.02.07

Charles Bruning 2401 leather sleeve. In box w/instr. 5inch // A [ B, CI, C ] D, K \\ 12.5cm
[S, L, T ]
All-plastic. Newer cursor. Leather sleeve. Instructions. Perfect like new. W/Box Promotional (Int. Conveyor & Washer Corp.) $20
20.04.01.100
14.07.02.07

Charles Bruning 2401/68-540 leather sleeve. In box w/instr. 5inch // A [ B, CI, C ] D, K \\ 12.5cm
[S, L, T ]
All-plastic. Newer cursor. Leather sleeve. Instructions. Perfect like new. W/Box Promotional (ESSO.) $20
20.04.01.010
14.07.02.07

Charles Bruning 2401/68-540 leather sleeve. In box w/instr. 5inch // A [ B, CI, C ] D, K \\ 12.5cm
[S, L, T ]
All-plastic. Newer cursor. Leather sleeve. Instructions. Perfect like new. W/Box no promo $20
19.04.01.13 Howitzer Howitzer 155 mm Charge 5 & 6 Firing table Slide Rule. Vietnam Era. Range, elevation, drift, etc In khaki case Vietnam Era. Cursor stuck from wood expansion. “Jones” written on stock. $25
18.03.20.07
11.11.11.05

Foxboro Valve Sizing and Calculations Slide Rule Sizing control valves usually involved solving for the valve's Cv based on flow rate, flowing temperature, specific gravity, and upstream and downstream pressures. Riveted plastic stock with wrap-around cursor, Black sleeve. Excellent $25
20.08.15.25
Slyd-Rul

The Medical Slyd-Rul Conversions Apothecary to Metric System 1946 Grains to Grams, oz to cc, etc. Plastic slide chart made in 1946 $20
12.06.18.01
20.08.24.01

Gerber Scientific No TP007100B, Variable Scale Scales (23.5 cm): R1, I, L10 In padded leather box. $50
21.04.07.05
13.10.07.07

Charvoz-Roos SR-111 Trig-O-Log L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
LL0, LL00, A [ B, K, CI, C ] S, ST, T
Red scales and labels faded. Metal braces. Fully functional $30
22.03.01.47
13.10.07.07

Charvoz-Roos SR-111 Trig-O-Log L, LL1, DF [ CF, CIF, CI, C ] D, LL3, LL2
LL0, LL00, A [ B, K, CI, C ] S, ST, T
Red scales and labels faded. Metal braces tarnished. Fully functional $20
21.07.24.02
13.07.03.01

Acu-Math 130 Log Log Decimal Trig Magnesium with finger pocket on slide. LL00, LL00, K, A [ B, K, CI, C ] D,S, ST, T
L, LL, DF [ CF, CIF, CI, C ] D, LL3, LL2
magnesium duplex, rounded corners, metal braces. brown alligator skin Naugahyde sleeve. Replica 3D cursor block. Name on label in window "A.C. Abbot". $40
18.12.15.01 image to be scan Fenwall Electronics 6300A Themistor data and curve computer (Perrygraph) slide chart 12+ Multiple scales in this 6” x 9” slide chart $10
20.08.15.27
04.10.09.01

Stering 565 Dial-A-Matic Aoutomatic Adding Machine 4 decimal place wheels White plastic $20
13.00.00.02
17.04.01.01

TASCO Arithmometer c1948 addition and subtraction clean with stylus and blue sleeve $30
20.04.01.347
20.04.01.385

Master Electric Pocket 5in // A [ B, C ] D
13cm [ S, L, T ] Back Advertising: Master Electric Motors
Good. Back Advertising: Master Electric Motors, Leather Sleeve. $15
20.04.01.344
11.11.11.05

Foxboro Flow And Valve Rule (c1975) Special Scales with sleeve. Perfect. $10
20.04.01.084
20.04.01.249

Guedon Metal Pocket 1943 V2 A [ B, CI, C ] D
5in(fractions) 125mm
All-metal. Good condition c.1943 $20
20.04.01.181
11.12.03.01

Lietz 2971-N (Hemmi post WWII version) 5 in // A [ B, CI, C ] D
[ S, L, T ]
c1950 post WWII version made by Hemmi. Fair leather sleeve. Slide rule is good. $20
20.04.01.303
11.08.16.01

Sterling 587/687 Pocket Mannheim in unopened Borden retail card A [ B, CI, C ] D, K
S, L, T (invert slide to use)
All plastic, with instructions 1972 cost $1.00. Collectible $20
20.04.01.010
14.07.02.07

Charles Bruning 2398 dual-faced duplex, leather sleeve. In box K, A [ B, ST, S ] D, T
DF [ CF, CI, C ] D, L
All-plastic. Newer cursor. Leather sleeve. Perfect like new. W/Box SKF promo on sleeve $30
22.05.06.38
22.05.06.37
CENCO No72356 Central Scientific Co. Plastic Slide Rule 6in || A [ B, CI, C ] D, || 15.3cm
S, L, T
Thin film design. Made by Parisian Novelty.. $5
22.05.06.39
22.05.06.37
CENCO No72356 Central Scientific Co. Plastic Slide Rule 6in || A [ B, CI, C ] D, || 15.3cm
S, L, T
Thin film design. Made by Parisian Novelty. . $5
22.05.06.40
22.05.06.37
CENCO No72356 Central Scientific Co. Plastic Slide Rule 6in || A [ B, CI, C ] D, || 15.3cm
S, L, T
Thin film design. Made by Parisian Novelty. . $5
21.12.19.01
21.01.19.01

Weber 4288 Pickworth (Nestler Rietz) 10In // A [ B, CI, C ] D, K || 27.5
S, S&T, T
Stock chipped on two cormers, but does not affect reading scales. Great 3 hairline cursor. $30
22.05.02.03
08.11.20.03

Kesling "KES-ADD" 4-Digit rotaryPocket Adder 1s 10s, 100s, 1000s With stylus in blue sleeve $15
22.05.06.35
21.06.10.42

Wizard Calculating Machine in brown wallet, with manual,no stylus 9-digit addiator. Brown wallet with manual. Includes a 8-1/2 x 11 cheat sheet called "Magic Reckoner". $15

British

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
14.09.07.02
14.02.10.04

British Thornton P271 Log Log LL2, LL3, L, A [ B, CI, ISd/Sd, /I, C ] D, S, ST, T Black flexible sleeve with snap flap. $35
18.04.06.131
14.02.10.04

British Thornton P271 Log Log LL2, LL3, L, A [ B, CI, ISd/Sd, /I, C ] D, S, ST, T Grey hard case. $35
18.12.30.02
14.02.10.04

British Thornton P271 Log Log LL2, LL3, L, A [ B, CI, ISd/Sd, /I, C ] D, S, ST, T Grey hard case. $35
19.04.01.07
11.12.09.01

Unique Study 500 with Instructions K, A [ B, CI, C ] D, S, T Green and white vinyl sleeve $15
20.04.01.125
09.01.12.100

Blundell-Harling S143-20 Pocket K, A [ B, CI, C ] D, L Duplex form, but only one sided with sleeve GEC Measurements promo ad on back and sleeve. $15
20.04.01.152
P020

Unique Pocket all-wood A [ B, CI, C ] D, K stained from storage in sleeve $10
20.04.01.093
P020

Unique Pocket all-wood A [ B, CI, C ] D, K stained $15
20.04.01.273
20.04.01.220

Boots Ringplan “Standard” Germany 14 cm // K, A [ B, CI, C ] D, L \\ 5in
[ S, ST, T ]
Plastic sleeve w/manual. Green accents. Made in Germany $15
20.04.01.164
09.01.12.102

Blundell “Omega” 602 Log Log 6in // LL2, A [ B, CI, C ] D, LL3
[ S, S&T, T ]
Excellent. Leather sleeve $20
20.04.01.197
17.05.02.06

W.H. Smith Simplified Rietz Pocket K, A [ B, CI, C ] D, L Duplex style construction $35
22.03.01.93
17.05.02.06

W.H. Smith Simplified Rietz Pocket K, A [ B, CI, C ] D, L Duplex style construction. excellent $35
20.04.01.387 To be scanned B.R.L. S100 A [ B, C ] D SADIA Hot Water Heater promo box TBD
22.03.01.42
17.05.02.12

Unique Brighton Unique USRC 25.4mm // K, A [ B, CI, C] D, L, P || S, T
LL1, LL2, LL3
Decimal Equivalents
Trig Identities
Only one-half of sleeve. Excellent shape. $20
22.03.01.43
20.08.07.02

Unique Universal I LU, S, A [ B, R(CI), C ] D, T, LL
Back: Trig Identities
Good $20

Aerospace

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
22.09.20.23 Ref image waiting to be scanned Jeppesen CR-2 Computer 1955 4-inch dia Distance Naut Miles, True Air Speed (Time Min, Hrs, Density Altitude, Air Temp )
Wind Correction Angle( True Heading )
All plastic disk.for pilots. Green and transparent plastic sleeve $10
22.07.06.41 Ref image waiting to be scanned Jeppesen CR-2 Computer 1955 4-inch dia Distance Naut Miles, True Air Speed (Time Min, Hrs, Density Altitude, Air Temp )
Wind Correction Angle( True Heading )
All plastic disk.for pilots. Brown Faux leather sleeve $10
22.09.13.52 Ref image waiting to be scanned Jeppesen CR-5 Computer 1955 3.75-inch dia Distance Naut Miles, True Air Speed (Time Min, Hrs, Density Altitude, Air Temp )
Wind Correction Angle( True Heading )
All plastic disk.for pilots. Brown Faux leather sleeve $10
22.07.06.108 Ref image waiting to be scanned Kane Aero MK-6B Dead Reckoning Computer 1957 w/ wind slide Distance Naut Miles, True Air Speed (Time Min, Hrs, Density Altitude, Air Temp )
Wind Correction Angle( True Heading )
All bright aluminum plastic disk.for pilots. Brown Faux leather sleeve $20
22.07.06.15
22.09.20.17

Telex E6-B Computer Model FDF-57 Dead Reckoning Computer 1975 Distance Naut Miles, True Air Speed (Time Min, Hrs, Density Altitude, Air Temp )
Wind Correction Angle( True Heading )
All anodized bright aluminum..Leather sleeve. with manual $30

Restoration

Accession #
Reference
Comparable Image Ref # Brand and Model No. Scales Description Dona-tion?
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International Slide Rule Museum