Felt and Tarrant Macaroni Box Prototype Comptometer

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1885
Description

Dorr Felt started his first prototype during the US Thanksgiving holidays of 1884. Because of his limited amount of money, he used a macaroni box for the outside box, and skewers, staples and rubber bands for the mechanism inside. It was finished soon after New Year's Day, 1885.

Edited By: eli test
Edited By: Unknown
Hardware Type
Calculator
Manufacturer
Felt & Tarrant Manufacturing Company
Model Number
Macaroni Box Prototype Comptometer
Launch Date
1885

Citations:

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Courtesy of Wikipedia
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