Olivetti Divisumma Tetractys. Superautomatic printing calculator with two registers

Made:
1962
maker:
Ing C Olivetti e Compagnia SpA
Olivetti Divisumma Tetractys Olivetti Divisumma Tetractys

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Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

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License this image for commercial use at Science and Society Picture Library

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Olivetti Divisumma Tetractys
Science Museum Group
© The Board of Trustees of the Science Museum

Olivetti Divisumma Tetractys
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Olivetti Divisumma Tetractys. Superautomatic printing calculator with two registers, 1962.

Details

Category:
Mathematics
Object Number:
2005-55
type:
calculating machine
credit:
Aubrey Jacobus