Friden automatic Model STW calculating machine by the Friden Calculating Machine Company

Friden automatic Model STW calculating machine by the Friden

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Friden automatic Model STW calculating machine by the Friden
Science Museum Group
© The Board of Trustees of the Science Museum

Friden automatic Model STW calculating machine by the Friden Calculating Machine Company, California, USA, c.1955.

Details

Category:
Mathematics
Object Number:
1980-277
type:
calculating machine (full key, stepped drum)
credit:
Ricardo Consulting Engineers Limited