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Rolleiflex 3,5 C, c. 1957...
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Rolleiflex 2,8F and Rollei "25 YEARS" Gold Ba...
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"Certa" Adding Machine, 1931...
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4 American Mechanical Calculating Machines...
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5 Small Calculating Aids...
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American Double-Mechanism Disk Adder, c. 1870...
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2 Adding Machines...
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Saxonia Calculator, 1895...
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9 Abaci...
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"Archimedes" Mod. A Arithmometer, 1906...
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"The Millionaire" Calculating Machine, 1895...
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Calculating Machines and Tools...
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2 Early Electronic Calculators...
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"Curta Type II" (Grey), 1965...
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4 Mechanical American Calculating Machines...
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Mechanical Accountant Duplex Model B, c. 1910...
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Adix, Comptator und SuN...
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Rare Adder with Printer, c. 1925...
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"Saxonia 1" Calculator, 1895 onwards...
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Large Collection of Calculating Devices...
