Richardson's handbook of projection (1930)

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1010 HANDBOOK OF PROJECTION FOR dam. He says: "God will bless this work. This dam which will make fertile," etc. But in the repairing of a break in the film, the words "will bless this work. This," have been cut out. You see what an extremely embarrassing situation would arise. An extremely unlikely case, you say. True, but it is by no means impossible, nor is it at all unlikely that somewhat less embarrassing situations might be set up, so the projectionist should be very careful in the matter of sound film frames elimination. Wherever possible the effect set up by speech elimination should be tested before trying it on an audience. MORAL. — Cut away no more sound film than you must, and be pretty certain what the effect will be if the splice occur in film carrying speech. MORAL NO. 2. — Keep your projector in such condition and adjustment that a minimum of strain upon the film will occur in the process of projection, which will of course reduce the film damage to the minimum. See General Instruction No. 9, Page 636, Volume II. DISC RECORD FILM SPLICES.— There are sixteen frames to each linear foot of film, and Vitaphone, which uses the disc system of recording and reproduction, numbers eatch foot of film of their productions. At the starting mark you will find an "0." The sixteenth frame following is numbered 1 and the sixteenth frame after that is numbered 2, and so on throughout the reel. In other words, each sixteenth frame carries a number and these numbers are consecutive from 1, or rather from 0 up, a new sequence beginning with each