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3 Radio Advertising Signs, 1930 onwards...
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"Archiv des Rundfunkmuseums", 1991 onwards...
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Large Group of Collector's Radio Books...
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Large Group of Books on Radios and Radio Tube...
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2 Detector Receivers with Accessories...
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Mains Supplies and Laboratory Rectifiers...
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Group of Batteries and Galvanic Cells...
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3 Electrotechnical Instruments...
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"Kaynite" Radio Coil-Winding Machine, 1924...
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Large Group of Early Headsets...
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Large Group of Plug-in Coils and Radio Spare ...
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Lot: Detector Receivers and Early Radio Equip...
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Lot of Radio Batteries, from 1900...
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Group of Radio and Transmitter Parts, 1920 on...
