How Talkies Talk
- Media type
- Film
How Talkies Talk · How Talkies Talk · MOVIE
Documentary 1934
About this title
Documentary explaining how double bilateral variable area optical soundtracks are recorded onto film and played back in cinemas.
How Talkies Talk · How Talkies Talk · MOVIE
Documentary 1934
Documentary explaining how double bilateral variable area optical soundtracks are recorded onto film and played back in cinemas.