How the Telephone Works
How the Telephone WorksMOVIE
MOVIE
How the Telephone Works
Experimental animation produced by GPO to explain telephone systems to the public.
Release Date
1938-06-15
Year
1938
Duration
7m
Status
Released
Score
0.00
Experimental animation produced by GPO to explain telephone systems to the public.
1938-06-15
1938
7m
Released
0.00