Pangborn adding machine ("The Calculator")

Made:
1908-1930 in Grand Rapids
Pangborn adding machine (The Calculator'), seven figures

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Pangborn adding machine (The Calculator'), seven figures
Science Museum Group
© The Board of Trustees of the Science Museum

Pangborn adding machine ("The Calculator"), seven figures, metal on wooden base, by the Calculator Corporation, Grand Rapids, Michigan, in cardboard box

Details

Category:
Mathematics
Object Number:
1986-521
type:
adding machine
credit:
Frei, P.