Section of a Comptometer by Felt & Tarrant showing mechanism

Made:: 1908-1909 in Chicago

manufacturer:: Felt and Tarrant Manufacturing Company

Section of a Comptometer by Felt & Tarrant showing mechanism

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Section of a Comptometer by Felt & Tarrant showing mechanism
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Section of a Comptometer by Felt & Tarrant showing mechanism, in glass case

Details

Category:: Mathematics

Object Number:: 1909-200

type:: model (calculating machine)

credit:: Felt & Tarrant Manufacturing Company

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Section of a Comptometer by Felt & Tarrant showing mechanism

Details

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