"Crossing improved breeds of swine with the common hogs of Florida." U.S. Department of Agriculture, Bureau of Animal Industry, Circular No. 4, 1895., Box: 5. Veterinary Reprint and Pamphlet Collection, 24-4-3369. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/263397 Accessed April 08, 2026.