Speaking from America (1938)
Speaking from America
How long-distance telephone calls are made, from the UK to the USA. We see operators, miles of wires, and the amplification of voice transmitted across the waters. Engineers of the Post Office describe how they are improving the service.
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Speaking from America
1938 / 0 hr 11 minHow long-distance telephone calls are made, from the UK to the USA. We see operators, miles of wires, and the amplification of voice transmitted across the waters. Engineers of the Post Office describe how they are improving the service.
LEER MÁS
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Director
Humphrey Jennings
Reparto
Franklin D. Roosevelt
Producido por
GPO Film Unit
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