Biodiversity Heritage Library · page-42068749
Insect enemies of western forests — Illustration, Page 78
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BHL classifies this scanned page as Illustration. Publication: Insect enemies of western forests. Publication creators (not identified as the page's illustrator): Keen, F. P. (Frederick Paul), 1890-. Contributing institutions: U.S. Department of Agriculture, National Agricultural Library. Bibliographic metadata supplied by BHL under CC0; image rights are separate.
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1939. Insect enemies of western forests — Illustration, Page 78. https://www.biodiversitylibrary.org/page/42068749
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