Faber-Castell 63/22R
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Faber-Castell 63/22R

Front

Back

Front without slide

Box

   
Length 15 cm
Number of scales 10
Country of origin Germany
Country of manufacturing Germany
Year of manufacturing  
Status of the slide rule Normal signs of use
Material of the slide rule Celluloid on wood
Type of cursor Aluminium with glass
Status of the box Normal signs of use
Type of box Very thin green leather
Status of the manual None
Collection number 196
Further comments This addiator slide rule has various names scratched on it.

On the inside of the leather sleeve is written "D. Jacoby".

On the addiator side : "R.M. Speer" as well as "D.H. Jacoby".

 

 

 

  Last updated: 30-07-2007