MILLIONAIRE CALCULATOR

National Museum of Science and Technology Leonardo Da Vinci
Milan, Italy

Designed by the Swiss Otto Steiger in 1892, the Millionaire can perform the direct multiplication of two numbers according to the principle invented in 1887 by Léon Bollée. It enjoys great commercial success, 4,600 units are sold up until 1935. It is used in various fields from bookkeeping, to statistics and science.

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Details

Title: MILLIONAIRE CALCULATOR
Provenance: Deposito IBM Italia

National Museum of Science and Technology Leonardo Da Vinci

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