U.S. Bureau of Animal Industry Map of the U.S. showing Boundary Line of the District Infected wits Splenetic or southern Cattle Fever, Jan 1901, Box: 5. Veterinary Ephemera Collection, 6610. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/534487 Accessed April 08, 2026.