How Talkies Talk
Documentary | 1934-01-01 | United Kingdom
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$0
$0
12 min.
Documentary explaining how double bilateral variable area optical soundtracks are recorded onto film and played back in cinemas.
Gaumont-British Instructional
Documentary | 1934-01-01 | United Kingdom
0.0 / 10
$0
$0
12 min.
Documentary explaining how double bilateral variable area optical soundtracks are recorded onto film and played back in cinemas.