Iowa State University Veterinarian Records, RS 22/6/0/9, University Archives, Special Collections Department, Iowa State University, http://www.add.lib.iastate.edu/spcl/arch/rgrp/22-6-0-9.html
A 5-year old Guernsey cow was admitted to the Iowa State College Veterinary Clinic on Mar. 4, 1951, with a history of a sudden drop in milk production a week following freshening, which occured on Feb. 20, 1951. She had been on a good ration, and was a high producing cow. When received at the clinic she showed severe depression, anorexia, hemoglobinuria and icterus. Her body temperature was 103.2°F., pulse 90, and her respiratory rate was 30.
Iowa State University Veterinarian: Vol. 13
, Article 12.
Available at: http://lib.dr.iastate.edu/iowastate_veterinarian/vol13/iss3/12