The diversity of animals: Interrelationships for survival.

Duration: 10:19

Year Published: 1961

Format: 16mm

Sound: sound

Description: P: Preservation Material NP: Negative Picture AC: Acetate B: 800' 16/8/9.5mm 16mm Color Sound 1019 Calvin Productions, Inc. McGraw-Hill Text Films

2 users have this film:
Library of Congress, Prelinger Archives

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