Radio announcer transmitting a news bulletin in 1920. From The Story of 25 Eventful Years in Pictures, published 1935.

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Size: 5067px × 2948px
Photo credit: © Classic Image / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1920, announcer, audio, broadcast, broadcasting, bulletin, days, early, instrument, invention, machine, microphone, news, primitive, programme, radio, technological, technology, transmission, transmitting, wireless