Speaking from America
Speaking from America
Assistir speaking from america filme dublado TopFlix. 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.
- Gênero: Documentário
- País: United Kingdom
- Diretor: Humphrey Jennings
- Atores: Robin Duff, Franklin D. Roosevelt,
