List of episodes
(How the Telephone Works)
Year: 1938
Runtime: 7 minutes
Content: Experimental animation produced by GPO to explain telephone systems to the public.
- Countries:
United Kingdom
- Genres:
Documentary
- Runtime:
7 minutes
- Year:
1938
- Directors:
J.D. Chambers
- Production companies:
GPO Film Unit
- Actors:
- Crews:
Director
Director
Cinematography
Movie content ⇀