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The McLean County (Illinois) System of Swine Sanitation procedures. Illustration used in Bureau of Animal Industry Bulletin 1787, Figure 13.

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

Citation

William S.D. Haines. undated. “The McLean County (Illinois) System of Swine Sanitation procedures. Illustration used in Bureau of Animal Industry Bulletin 1787, Figure 13..” Special Collections, USDA National Agricultural Library. Accessed December 16, 2024, https://www.nal.usda.gov/exhibits/speccoll/items/show/8067.