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Philips Radio with Speaker, c. 1929...
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Philips Radio with Loudspeaker, c. 1933...
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2 Mende Bakelite Radios, c. 1930...
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2 Telefunken Bakelite Radios, c. 1932...
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RCA Radiola 20 Table-Top Radio with Speaker, ...
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Pharmacists Beam Balance, c. 1918...
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2 Ophthalmological Trial Lens Set in Mahogany...
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Ear Trumpet by Clarvox, Paris...
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Group of Early Contact Lenses by Carl Zeiss, ...
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Cased Set of Glass Prosthetic Human Eyes, c. ...
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Cased Set of Prosthetic Human Eyes, c. 1930 o...
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Cased Set of Prosthetic Human Eyes, c. 1940s-...
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"The Minneapolis Panel Silo", 1912...
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American Patent Model of a Knitting Machine b...
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Porcelain Sculpture of the Inventor of Printi...
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Cast-Iron Book Press, c. 1880...
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Copper Plate Press by Hughes & Kimber, London...
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Historic Printing Block from Newspaper "Expre...
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Cartography Copper Engraving Tools, 1880 onwa...
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English 18th Century Ebony Pantograph...
