Gibson, H.B., S. Calvert and D.W. May. "Dietary studies at the Universityof Missouri in 1895 and data relating to bread and meat consumption in Missouri." U.S. Department of Agriculture, Office of Experiment Stations, Bulletin No. 31, 1896.

Gibson, H.B., S. Calvert and D.W. May. "Dietary studies at the Universityof Missouri in 1895 and data relating to bread and meat consumption in Missouri." U.S. Department of Agriculture, Office of Experiment Stations, Bulletin No. 31, 1896., Box: 2. Veterinary Reprint and Pamphlet Collection, 24-4-3369. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/262639 Accessed December 24, 2025.