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Title: Bouchet adding machine, (top of figure 6 missing), engraved [Go to resource]
Description: Bouchet adding machine, (top of figure 6 missing), engraved "Bouchet's patent, issued Jan 3 1882 re-issued 9 Mar, 1885 no.452" License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: adding machine (Bouchet) Temporal: 1885-1895 Source: Science Museum Identifier: 1930-488 Go to resource More Like this...
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