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Large French Pantograph by Adrien Gavard, c. ...
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2 German Arm-Protractors, c. 1900...
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French Set of Brass Drawing Instruments, c. 1...
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Surveying and Drawing Instruments, 19th Centu...
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Ultralarge Pantograph by Conradi, c. 1910...
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3 Arm-Protractors...
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2 Planimeters...
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Large Disc Planimeter by Conradi, Zürich, c. ...
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Early English Pantograph "Smith, London", c. ...
