| 11. | The most extraordinary output to emerge from a motion - picture studio
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| 12. | Storage and handling of cellulose nitrate motion - picture film
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| 13. | Film 35 mm ; motion - picture projection reels
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| 14. | Motion - picture cameras - 16 - and 8 - mm threaded lens mounts
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| 15. | Film 16 mm ; motion - picture projection reels ; reel containers
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| 16. | Determination of speed of black - and - white motion - picture negative film
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| 17. | Aperture calibration of motion - picture lenses , method for determining
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| 18. | Film 8 mm , type r ; motion - picture projection reels , reel containers
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| 19. | Degress of flutter in 70 , 35 and 16mm motion - picture projected images
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| 20. | Motion - picture equipment - 35mm and 70mm projection lenses and mounts
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