Motion pictures, 1940-1949

by Library of Congress. Copyright Office

7. Boring Holes with Offset Boring Head. © 1Jul45; MP16214.

8. Milling a Helical Cutter. © 1Jul45; MP16215.

9. Cutting Teeth on a Worm Gear. © 1Jul45; MP16216.

MACHINE SHOP WORK; operations on a planer. Harfilms, Inc., c1945. 1 reel, 16mm. © Harfilms, Inc.

1. Planing a Flat Surface. © 1Apr45; MP547.

MACHINE SHOP WORK; operations on a planer. Ray-Bell Films, Inc., c1945. 1 reel. © Ray-Bell Films, Inc.

Appl. author: Reid H. Ray.

2. Planing a Dovetail Slide. © 1Mar45; MP15810.

MACHINE SHOP WORK; operations on the center-type grinder. Emerson Yorke Studio, for the U. S. Office of Education, c1944. 1 reel each, sd. © Emerson Yorke Studio.

Appl. authors: H. M. Huffman, Samuel A. Datlowe.