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Major collection: Science & Technology
Object type: calculator
Maker: Shannon, Claude Elwood
Materials: plastic; metal; wire; paper
Measurements: 12 3/4 in x 7 1/4 in x 10 3/4 in

THrifty ROman numeral BAckwards-looking Computer: this calculator uses Roman numerals both externally and internally.


Gift of Mary Elizabeth Shannon on behalf of the family of Claude E. Shannon

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thumbnail Shannon, Claude Elwood