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Title: Example (no.6173) of the "Rapid Computer" patented in 1892 b [Go to resource]
Description: Example (no.6173) of the "Rapid Computer" patented in 1892 by the Baker-Vawter Co., Benton Harbor, Michigan, USA, in case, with instruction leaflet and stylus License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: adding machine Temporal: 1892-1900 Source: Science Museum Creator: Baker-Vawter Company Identifier: 1953-450 Go to resource More Like this...
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