• Boxed Compass: 19th Century
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    Compasses
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    Drafting Instruments: 20th century
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    Drafting instruments: mid 19th century
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    French Boxed Scale & Weights
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    Globe-Clock: 1953
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    Scales
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    Scientific Instruments
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    Surveying Instruments: Troughton & Simms, H. M. Pool, and Dietzgen
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    Telescope with Leather Grip
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    Telescopes
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    Troughton (London) Pantograph