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Galería Colección Telefonía, Videoconferencia y VoIP (1900-2000) 1554 - Telephone. Gray's transmitter, Gowell-Bell telephone, Carbon microphone and Telephone switch (2), 1885

1554 - Telephone. Gray's transmitter, Gowell-Bell telephone, Carbon microphone and Telephone switch (2), 1885

Date: 11/21/2021
Full size: 673x1024
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1554 - Telephone. Gray's transmitter, Gowell-Bell telephone, Carbon microphone and Telephone switch (2), 1885
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first previous