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How Talkies Talk (1934)

Documentary explaining how double bilateral variable area optical soundtracks are recorded onto film and played back in cinemas.

Released Jan. 1, 1934 12 min 7+
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5.8
/6/
Runtime: 12 min.
Released: Jan. 1, 1934
Status: Released
Certification: NR / 7+

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Updated: 1 year, 6 months ago
Next update: 1 week, 2 days from now
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