Perrin, W. H. (1881). History of Stark County: With an Outline Sketch of Ohio. Chicago, IL: Baskin & Battey.
Porter, V., & Mason, I. L. (2002). Mason’s World Dictionary of Livestock Breeds, Types and Varieties (5th ed.). Wallingford, Oxfordshire, UK: CABI Publishing.
Robson, D., & Ekarius, C. (2011). The Fleece & Fiber Sourcebook: More Than 200 Fibers, from Animal to Spun Yarn. North Adams, MA: Storey Publishing, LLC.