GYPSY AND BROWN-TAIL MOTHS--THEIR INSECT ENEMIES
National Archives
Education
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GYPSY AND BROWN-TAIL MOTHS--THEIR INSECT ENEMIES Produced: 1928
Description Shows moths on buildings, trees, and other objects. Uses maps to describe the spread of the moth infestation throughout New England. Explains how scientists discovered and then imported natural enemies to counteract the infestation. Includes views of laboratory and field work. Results of the scientific work is noted.
https://catalog.archives.gov/id/7290
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- Internet Archive, in FedFlix: US government films
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- National Archives
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- The archive gives no rating. Invisible Network shows it to Tweens profiles and older, judged from its collection and subjects. How films are placed