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6 Spoked-Wheel Calculators...
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2 "TIM" Calculating Machines, c. 1910...
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"Peerless" Calculating Machine, 1904...
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3 Mechanical Calculating Machines with Printe...
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Orga-Constant Calculating Machine, c. 1924...
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5 Mechanical Calculators...
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"Laytons Improved Arithmometer", 1911...
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Calculating Machines and Tools...
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6 Mechanical Calculators...
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"Bunzel-Delton No. 5" Calculator, c. 1908...
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"Curta Type II" (Grey), 1959...
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4 Watch-form Calculators...
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7 Interesting Office Antiques...
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2 Watch-form Calculators...
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3 Calculating Watches and 1 Circular Slide Ru...
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"Palmer's Pocket Scale", 1844...
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American Disc Adder, c. 1870–90...
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Web Adder and Golden Gem...
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2 Small Counters...
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Burroughs Adding Machine Company, Detroit, Mi...
