Correspondence of and Relating to Dorr E. Felt

Correspondence of and Relating to Dorr E. Felt

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Usage conditions apply
This acquisition consists of letters and typescript letters of Dorr E. Felt from the years 1887 through 1930, as well as a letter relating to Felt from 1934. Felt was the inventor of the Comptometer and headed Felt & Tarrant Manufacturing Company of Chicago. The material is mostly personal correspondence, although Felt's personal and business lives were intimately intertwined. Most correspondence is from the late 1920s and 1930, although there is material relating to the Columbian Exposition of 1893. For a detailed listing, see the nonaccession file.
Currently not on view
Object Name
sheets, set of
date made
Felt, D. E.
Physical Description
paper (overall material)
overall: 11.5 cm x 24 cm x 29 cm; 4 17/32 in x 9 7/16 in x 11 13/32 in
ID Number
nonaccession number
catalog number
Credit Line
Gift of Mary Elizabeth Schmidt
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Medicine and Science: Mathematics
Adding Machines
Data Source
National Museum of American History
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