Example (no.6173) of the "Rapid Computer"

Made:
1892-1900 in Benton Harbor
Example (no.6173) of the Rapid Computer' patented in 1892 by the Baker-Vawter Co., Benton Harbor, Michigan, USA, in

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Example (no.6173) of the Rapid Computer' patented in 1892 by the Baker-Vawter Co., Benton Harbor, Michigan, USA, in
Science Museum Group
© The Board of Trustees of the Science Museum

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

Details

Category:
Mathematics
Object Number:
1953-450
type:
adding machine
credit:
Mr H.C.A.Thieme