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You searched for: Main contributor Tharp, Grahame, 1912- Remove constraint Main contributor: Tharp, Grahame, 1912- Genres Short films. Remove constraint Genres: Short films. Genres Educational films. Remove constraint Genres: Educational films. Genres Sponsored films. Remove constraint Genres: Sponsored films. Genres Nonfiction films. Remove constraint Genres: Nonfiction films.
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1. Airscrew (21:07)

Date:
1940
Main contributors:
Tharp, Grahame, 1912-
Summary:
This short nonfiction film depicts the intensive testing that goes into developing and producing aircraft propellers. It opens with the whirring or propeller blades. Animated diagrams show how the ...