This is one of the first calculating machines built on the design of Willgodt T. Odhner (1845–1905), a Swedish engineer working in St. Petersburg, Russia, in the factory of another Swede, Ludwig Nobel ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In 1881 the English engineer Samuel ...
Arithmetical teaching aid, "A. Sonnenschein's Improved Arithmometer", in two boxes 1 (A and B) and 2, made by George Philip and Son, London and Liverpool. Arithmetical teaching aid, "A. Sonnenschein's ...
AT a well-attended meeting of the Newcomen Society held in the rooms of the Royal Society on February 16, Mr. R. Nilsson gave a paper entitled "The Pascal Arithmometer and Other Means to Solve ...
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