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 Cocker Spaniel dog was admitted to Stange Memorial Clinic having been referred to the college clinic by a neighboring practitioner. The dog was suffering from a chronic coxofemoral luxation and the referring practitioner requested the use of a Knowles Toggle Pin.
Harless, Stanley J.
"The Repair of a Chronic Coxofemoral Luxation,"
Iowa State University Veterinarian: Vol. 23
, Article 8.
Available at: http://lib.dr.iastate.edu/iowastate_veterinarian/vol23/iss1/8