Category:Leibniz calculator
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The Leibniz Stepped Drum (or Step(ped) Reckoner, a translation of its German name Staffelwalze) was a digital mechanical calculator invented by German mathematician and philosopher Gottfried Wilhelm Leibniz around 1672 and completed 1694.
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This category has only the following subcategory.
Media in category "Leibniz calculator"
The following 10 files are in this category, out of 10 total.
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Cylindre de Leibniz animé.gif 270 × 270; 455 KB
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Leibniz Calculator Using The Pascaline.jpg 609 × 603; 107 KB
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Leibniz Rechenmaschine (1690).jpg 4,533 × 2,817; 8.06 MB
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Leibniz Stepped Reckoner drawing.png 600 × 440; 123 KB
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Leibniz Stepped Reckoner mechanism.png 775 × 293; 93 KB
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Leibniz Stepped Reckoner.png 1,235 × 803; 213 KB
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Leibniz-Rechenmaschine hg.jpg 4,063 × 1,229; 751 KB
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Sprossenrad leibniz.png 340 × 331; 68 KB
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Staffelwalzeprinzipbha.jpg 800 × 600; 37 KB
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