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"Pascaline" (or "Arithmatique"), c. 1650...
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5 Spokewheel Calculating Machines...
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6 Spokewheel Calculating Machines...
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5 Calculators, c. 1940-1960...
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3 Calculating Machines, c. 1920...
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5 Spokewheel Calculating Machines...
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4 Mechanical Calculators, c. 1925...
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T-I-M Mod. 1 (Unitas), 1907...
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"Millionär", 1895...
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"Adsumudi", 1907...
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"Burroughs Sensimatic Series 300", c. 1955...
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4 Electrical Calculators, c. 1925...
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6 Spokewheel Calculating Machines...
