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Early Wall Telephone by L.M. Ericsson, 1890 o...
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Ericsson Model AB 650 Wall Telephone, 1893 on...
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Ericsson Model 315 Wall Telephone, 1882 onwar...
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Early Wall Telephone by L.M. Ericsson, 1890 o...
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Marconi's Spark Coil Transmitter, c. 1905...
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Hughes Printing Telegraph, c. 1875...
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2 Demonstration Models: Telegraph and Telepho...
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Camelback Morse Key by Caminada, c. 1870...
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Very Early Wireless Fax Machine ...
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Telegraph Station by Siemens & Halske, c. 189...
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GPO Telegraph Sounder, c. 1880...
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Early Weight-Driven Morse Telegraph by Palmer...
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Telegraph Patent Model by White & White, 1855...
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Telegraph Accessories...
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Telegraphone Magnetic Wire-Recording and Repe...
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Historic Section of a Transatlantic Telegraph...
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Group of Telegraph and Telephone Equipment, 1...
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French Telegraph Repeater, 1912...
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Ericsson Morse Telegraph, c. 1880...
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Rare Vienna Morse Telegraph by Wilhelm Wolter...
