Cinematographic annual : 1930 (1930)

Record Details:

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360 CINEMATOGRAPHIC ANNUAL and locking arrangement for standard magazines. The film is driven by a single sprocket. This sprocket is rotated by a synchronous motor through the proper reduction worm gearing, and the necessary mechanical filtering devices. As in the Western FIGURE 1 FIGURE 2 FIGURE 3 Electric system, the electrical gearing type of drive is employed permitting the synchronous rotation of sound cameras and the numerous picture cameras. The sound and picture camera films are marked, after the proper interlocking has occurred, with pencils, and the sound camera film is given scene numbers at the