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Group of Interesting Electron Tubes...
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Interesting Group of Electron Tubes, 1916 onw...
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19 Early Philips Electron Triode Tubes, 1922...
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American, Swiss and Nixie Tubes...
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"Huth RE50" Triode, c. 1921...
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10 Transmitting Tubes...
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Group of Electron Tubes...
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11 Philips Triodes and 1 Pentode, c. 1925...
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Approx. 70 American Electron Tubes...
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2 Telefunken Transmitting Tubes, c. 1925...
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Group of Triodes and Pentodes...
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Funke Tube Tester Type W10, 1936...
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Electron Tubes and Resistances...
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"SH 32" Transmitting Tube, c. 1930...
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"Philips Z3" Transmission Power Triode, c. 19...
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"Telefunken RE604" Power Amplifier Triode, c....
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2 Early Triode Tubes...
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2 Early Triode Tubes...
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Group of English and American Electron Tubes...
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6 Transmitter and Rectifier Tubes...
