Frank Stephen Baldwin was an American inventor who devised a pinwheel calculator in 1875. Born in New Hartford, Connecticut, in 1838, he grew up in Nunda, New York, and left Union College when an accident left his father an invalid, after which he took over the management of the family architectural business. In 1905 he started the design of a new calculating machine and was able to finalize it 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. Baldwin died at the age of 86 in 1925 in a private hospital in Morristown, New Jersey, following an operation.
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was an American who invented a pinwheel calculator in 1875
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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
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was an American who invented a pinwheel calculator in 1875
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was an American who invented a pinwheel calculator in 1875
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