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Silver Singing Bird Automaton by Charles Brug...
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Singing Bird Box in Silver Case...
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American Grand Piano with Organ, c. 1860...
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Frame Antenna, 1926...
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Sennheiser MKH 805 Shotgun Microphone, c. 196...
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Dralowid Type DR1 Reporter Microphone, 1934...
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French Frame Antenna by Ducretet, Paris, 1927...
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Horn-Type Loudspeaker by Neufeldt & Kuhnke, 1...
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Magnavox Horn-Type R3 Loudspeaker Telemegafon...
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The Marbloid Salon Concert Speaker, 1928...
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Rare ...
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Brown's Cabinet-Style Loudspeaker, 1926...
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Nagra SN Precision Miniature Tape Recorder, c...
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Tube Measuring and Testing Set Neuberger RPM ...
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Neuberger Type RP 270 Tube Tester, c. 1950...
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Tube Tester by Bittorf & Funke, 1935...
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6 Microphones...
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Marconiphone Type RB7 Multivalve, 1922...
