Speaking from America
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Synopsis
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.
Fiche technique
- Humphrey Jennings
- 2 janvier 1938
- Released
- United Kingdom
- GPO Film Unit
- 11 min
Où regarder
Aucune offre de streaming connue (pays : France).
