All movies
Unsichtbare Brücken
Directed by Hans Fritz Wilhelm
Studio: Commerz-Film AG (Berlin)
August 18, 193240mNo grades yet
or to grade, review, and add to your backlog.
Overview
In the broadcasting center of a radio station, visitors are informed in a kind of educational course about how "electric waves" are generated and how they are converted into sounds that can then be heard on the radio.
Community reviews
No reviews yet
Be the first to review this movie.
