Frank Stephen Baldwin dating history
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Frank Stephen Baldwin is a member of the following lists: People from Morris County, New Jersey, People from East Orange, New Jersey and 1925 deaths.
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86 (age at death) years
10th April, 1838
New Hartford, Connecticut
8th April, 1925
Frank Stephen Baldwin (April 10, 1838 – April 8, 1925) was an American who invented a pinwheel calculator in 1875. He started the design of a new machine in 1905 and was able to finalize its design with the help of Jay R. Monroe who eventually bought the exclusive rights to the machine and started the Monroe Calculating Machine Company to manufacture it.
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