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calculator: Quick Facts

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The Information Architects of Encyclopaedia Britannica

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Photos

calculator
Hewlett-Packard's HP-35 calculator, released in 1972
Texas Instruments-Nspire
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Related Topics and References

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Key People

French philosopher Blaise Pascal
Blaise Pascal
French philosopher and scientist
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Jack Kilby
American engineer
William Hewlett photographed c. 1988
William Hewlett
American engineer
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William Seward Burroughs
American inventor
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Frank Stephen Baldwin
American inventor
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Wilhelm Schickard
German astronomer, mathematician, and cartographer