Den første broadcast-sender fungerede i Storbritannien, installeret på Marconi Works, Chelmsford, i 1919 og 1920, fra The Story of Twenty Five Years, udgivet 1935(The first broadcast transmitter operated in Great Britain, installed at the Marconi Works, Chelmsford, in 1919 and 1920, from The Story of Twenty Five Years, published 1935 )English Photographer |
€ 144.04
Enthält 25% MwSt.
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Udateret · black and white photograph
· Billed-ID: 500573
Private Collection / Bridgeman Images |
0 Anmeldelser |