Decorative Objects

Desk Accessories

3 Rack-and-Pinion Adders First Image

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3 Rack-and-Pinion Adders First Image

3 Rack-and-Pinion Adders

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3 Rack-and-Pinion Adders (1 of 1)

3 Rack-and-Pinion Adders 3 Rack-and-Pinion Adders 1) Gem Adding Machine, USA, no. 30379, in oak case with carrying handle. - 2) Addiator-Patent Unex, Germany, with manual, in case. - And: 3) Maximator, for addition and subtr

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5 Mechanical Adding Machines (1 of 1)

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German Theodolite by Rosenberg, c. 1900 (1 of 2)

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French Brass Theodolite by Laderrière, c. 1890 (1 of 2)

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Petzval-Type Lens by Darlot, c. 1865 (1 of 1)

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