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Tuesday, 12 January 2016

Math nerds couldn't slip the first all-transistor calculator (1957) into their shirt pockets: The three-unit IBM 608 weighed 2400 pounds. Anyway, at $83,210, it was too pricey. By 1976, four-function pocket calculators weighed a few ounces and cost a few dollars.

Pocket Calculator

Math nerds couldn't slip the first all-transistor calculator (1957) into their shirt pockets: The three-unit IBM 608 weighed 2400 pounds. Anyway, at $83,210, it was too pricey. By 1976, four-function pocket calculators weighed a few ounces and cost a few dollars.
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