IMDb
6.2 /10
7 votes
Documentary · 1934 · 12 min
Documentary explaining how double bilateral variable area optical soundtracks are recorded onto film and played back in cinemas.
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IMDb
6.2 /10
7 votes
Rotten Tomatoes
The tomato isn't ripe
Metacritic took the day off
TMDB
0.0 /10
0 votes
Letterboxd
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Weighted average
3.4/10