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
On April 5, 1951, a four-year-old ewe was admitted to Stange Memorial Clinic having a history of severe traumatism to the left foreleg.
Mattison, J. R.
"Foreleg Amputation In a Ewe,"
Iowa State University Veterinarian: Vol. 14
, Article 10.
Available at: http://lib.dr.iastate.edu/iowastate_veterinarian/vol14/iss1/10