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Operating Procedures of the Zoological Division including Protozoological Investigations of Animal Disease and Parasite Research Division and accomplishments

Citation

Unknown. 1943. “Operating Procedures of the Zoological Division including Protozoological Investigations of Animal Disease and Parasite Research Division and accomplishments.” Special Collections, USDA National Agricultural Library. Accessed April 16, 2026, https://www.nal.usda.gov/exhibits/speccoll/items/show/7781.