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Deutsche Version
Deutsche Version
TCoCD Pictures Slide Rules Nestler No. 20 Kiel

Nestler No. 20 Kiel
No. 20 Kiel (front)

No. 20 Kiel (back of slide)

No. 20 Kiel (back)

front side:
(click for larger images)		 left end (24k)
left end (24k) 		right end (25k)
right end (25k)
back side:
(click for larger images)		 left end (15k)
left end (15k) 		right end (16k)
right end (16k)
type: Darmstadt
scales:  front:  top
    upper frame
    slide
    lower frame
    bottom
  back:  slide
cm
 
 
 
1:25
sin, sin/tg, tg
size:  length
  width
  weight
295 mm
39 mm
90 g
material:  frame & slide
  runner
 
wood, white celluloid covered
glass with metal frame
(single sided)
production:  years
  country
 
Germany
TCoCD Pictures Slide Rules Nestler No. 20 Kiel

back to the main page  Nestler  previous Nestler rule: No. 14  The Collection of Calculating Devices  next Nestler rule: No. 23 System Rietz 
Deutsche Version
Deutsche Version

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