Richardson's handbook of projection (1930)

Record Details:

Title:
Richardson's handbook of projection
Date:
1930
Publisher:
New York : Chalmers Publishing Company
Volume:
Richardson's handbook of projection
Leaf #:
000255
Language:
English
Subjects:
Motion Pictures, Motion Picture Technology
Collection:
Books
Format:
Books
Contributor:
Media History Digital Library
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
March 28, 2024
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MANAGERS AND PROJECTIONISTS 1179 using the thumb, move the record to a position where the starting point, indicated by arrow, comes directly beneath needle point, carefully remembering that "directly" means exactly. Absolutely no error is permissible here. m ^ mi 41 ■ |p*at Br V/-^;v."':,:;:C-#M##ift Jfl Figure 430. (9) Having followed the preceding instruction exactly, gently lower the needle point into the groove. Warning: Do not lower the needle point upon the smooth, uncut surface and slide it sidewise into the groove, unless you are hunting for trouble. Lower it straight down, and gently. (10) When you have the needle point in place, resting the fingers lightly upon the reproducer top, try gently to move it sidewise in each direction. This is to make