Faber-Castell 1/48 System Dr. Winkel
Faber-Castell 1/48 System Dr. Winkel (variation 1)
Front
Back
Front without slide
Back of the slide
B
ottom
Box
Length
29 cm
Number of scales
12
Country of origin
Germany
Country of manufacturing
Germany
Year of manufacturing
1947
Status of the slide rule
Normal signs of use
Material of the slide rule
Celluloid on wood
Type of cursor
Glass is broken
Status of the box
Near mint
Status of the manual
None
Collection number
134
Further comments
This is one of the special Dr. Winkel slide rules for metalworkers. I do not know yet how the slide rule actually works.
Faber-Castell 1/48 System Dr. Winkel (variation 2)
Front
Back
Front without slide
Back of the slide
B
ottom
Box
Length
29 cm
Number of scales
12
Country of origin
Germany
Country of manufacturing
Germany
Year of manufacturing
50-ies
Status of the slide rule
Normal signs of use
Material of the slide rule
Plastic on wood
Status of the box
Normal signs of use
Status of the manual
Used (German)
Collection number
158
Further comments
Last updated: 30-07-2007
