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
With nearly 50,000,000 sheep in this country, and over a million head in. the various middle western states, this phase of practice offers many opportunities to the veterinarian in general country work.
Baker, E. T.
Iowa State University Veterinarian: Vol. 8
, Article 6.
Available at: http://lib.dr.iastate.edu/iowastate_veterinarian/vol8/iss1/6