11 mins | Documentary | Oct. 24, 1940
11 mins | Documentary | Oct. 24, 1940
| IMDb rating | 5.5 |
| Producers | Metro-Goldwyn-Mayer |
| Original title | A New Romance of Celluloid: The Miracle of Sound |
| Directors | Douglas Shearer |
| Writers |
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as Self
as Self
as Self