The Schickard Calculator from 1623
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![Replica of W. Schickard's calculator (1592-1635) [4]. | Download Scientific Diagram](https://www.researchgate.net/profile/Gerhard-Jahns/publication/273895669/figure/fig1/AS:391811139948546@1470426463389/Replica-of-W-Schickards-calculator-1592-1635-4.png "Replica of W. Schickard's calculator (1592-1635) [4]. | Download Scientific Diagram")
Replica of W. Schickard's calculator (1592-1635) [4]. | Download Scientific Diagram
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The Schickard Calculator from 1623
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Schickard Calculator Nsketch By Wilhelm Schickard Of His Design For A Calculating Machine C1623 Poster Print by (18 x 24) : Amazon.sg: Home
The Schickard Calculator from 1623
