Willgodt T Odhner, Rusian inventor, c 1890.

 
Willgodt T Odhner, Rusian inventor, c 1890.
4 0 c m
 
35cm
actual image size: 27cm x 32cm

Description

Willgodt T Odhner (1845-1905) produced a manual calculating machine in 1874. In 1891 he sold the German patent to Mesrs Grimme, Natalis & Co.

Image Details

Image Ref.
 
10302546

© Science Museum / Science & Society Picture Library

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