Pascaline, a Mechanical Calculator
Pascaline; a mechanical calculator invented by Blaise Pascal in 1642. The wheels are numbered from 0-10 and correspond to units, tens, hundreds, thousands, tens of thousands, and hundreds of thousands
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10800901
Media ID
47598160
Size
5555px x 2513px
(8.0MB)
Credit
©Photo Researchers / Mary Evans Picture Library
Source
Photo Researchers
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1642 Adding Arithmetic Calculating Calculator Math Mathematics Mechanical Pascal Pascals
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