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Photograph of Edward F. Knipling with colleagues inspecting pupae on conveyor belt

Image (illustration or photograph) for this item, linking to higher res image.

Citation

Agricultural Research Service, United States Department of Agriculture. “Photograph of Edward F. Knipling with colleagues inspecting pupae on conveyor belt.” Special Collections, USDA National Agricultural Library. Accessed October 11, 2024, https://www.nal.usda.gov/exhibits/speccoll/items/show/7009.