Triumphator hand-operated calculator

Made:: 1935-1945 in London

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Triumphator hand-operated calculator
Science Museum Group
© The Board of Trustees of the Science Museum

Triumphator hand-operated calculator

Details

Category:: Mathematics

Object Number:: 1974-393

Measurements:: Overall: 150 mm x 360 mm x 150 mm, 7 kg

type:: calculating machine (pinwheel)

credit:: Mr M. Ullmann

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Triumphator hand-operated calculator

Details

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