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
In metropolitan areas the cat is taking on new popularity as a pet. Small size and ability to adapt well to apartment living are possible explanations for this new-found favor, and cats do provide a considerable amount of amusement and pleasure for their owners.
Jarvis, M. K.
"Common Diseases of Cats,"
Iowa State University Veterinarian: Vol. 20
, Article 5.
Available at: https://lib.dr.iastate.edu/iowastate_veterinarian/vol20/iss3/5