back to the main page  (unknown brand)  previous rule of unknown brand: n.n.  The Collection of Calculating Devices  next rule of unknown brand: Benzinrechner 
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TCoCD Pictures Slide Rules (unknown brand) n.n.

(unknown brand) n.n.
n.n.: front (click for larger image, 30k)
front (click for larger image, 30k)

type:  
scales:  front:  top
    upper frame
    slide
    lower frame
cm
 
 
 
size:  length
  width
  weight
148 mm
30 mm
22 g
material:  frame & slide
  runner
 
white plastic
celluloid
(single sided)
production:  years
  country
 
 
TCoCD Pictures Slide Rules (unknown brand) n.n.

back to the main page  (unknown brand)  previous rule of unknown brand: n.n.  The Collection of Calculating Devices  next rule of unknown brand: Benzinrechner 
Deutsche Version
Deutsche Version

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