Pascaline, A Mechanical Calculator
by Science Source
Title
Pascaline, A Mechanical Calculator
Artist
Science Source
Medium
Photograph - Photograph
Description
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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March 13th, 2013
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