1. The American livestock and meat industry Creator: Clemen, Rudolf Alexander. Collection: Core Historical Literature of Agriculture Publisher: The Ronald Press Company, Publication Place: New York : Date: 1923 Format: Book
2. The evolution of breeds: an analytical study of breed building as illustrated in Shorthorn, Hereford and Aberdeen Angus cattle, Poland China and Duroc Jersey swine Creator: Malin, Donald F. Collection: Core Historical Literature of Agriculture Publisher: Wallace Publishing Company, Publication Place: Des Moines : Date: 1923 Format: Book