The concept.

Duration: 3:50

Year Published: 1945

Format: 16mm

Color: B&W

Sound: sound

Copyright: Registered 21Nov73 · MU8775 (Jul-Dec 1973) Copyright holder: Third World Productions

Description: L: Limited Access CP: Composite Positive AC: Acetate A: 400' 16/8/9.5mm 16mm Black & White Sound 350

Complete Record: Source: NatFd Interest level: Jh-sh-c-ad Price: free-loan Format: sd b&w Catalog numbers: LC card Fi A 59-892

Metadata Source:Educational film guide. Supplements (1959-62)