Handbook for motion picture and stereopticon operators (1908)

Record Details:

Title:
Handbook for motion picture and stereopticon operators
Date:
1908
Publisher:
Washington, D.C. : The Knega Company, Inc.
Volume:
Handbook for motion picture and stereopticon operators
Leaf #:
00035
Language:
English
Subjects:
Motion Pictures, Motion Picture Technology
Collection:
Books
Format:
Books
Contributor:
Niles Essanay Silent Film Museum
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
November 16, 2023
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Operator's Handbook 29 driven tightly therein, and known as the " pinj ray " method. Around these pins the film is wrapped in concentric spirals. The whole is then set down in the tray and treated much as a large plate would be. The three trays, i. c, developing, washing, and fixing, should all be made so that they will nest. A tray 20 inches square, with pins located half an inch apart in 18-inch cross-arms, will hold a hundred feet of film. Daylight Tank. A daylight developing machine consists of a light-tight box a little wider than the film, having a small spool in the center on which is wound a long piece of celluloid having fastened along its edges narrow strips of laterally corrugated rubber, the distance between the corrugated strips being enough to admit the standard film. This strip is pulled out and a hundred-foot film attached close to the roll and the two are wound together around the spool in the box. The solution is then poured in. The crank is turned until the development is complete.