Schickard Calculator. /Nsketch By Wilhelm Schickard Of His Design For A Calculating Machine, C1623. Poster Print by Granger Collection - Item # VARGRC0125665 - Posterazzi
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The Schickard Calculator from 1623
Wilhelm Schickard - Wikipedia
Amazon.com: Schickard Calculator Nsketch By Wilhelm Schickard Of His Design For A Calculating Machine C1623 Poster Print by (24 x 36): Posters & Prints
The sketch of one of the first calculating machines from 1632 made by Wilhelm Schickard, a university professor from Tuebingen. The model of the machine that turned out to be functional was