1. Economic history of the production of beef cattle in Iowa Creator: Hopkins, John A. 1897- Collection: Core Historical Literature of Agriculture Publisher: The State Historical Society of Iowa, Publication Place: Iowa City : Date: 1928 Format: Book
2. Livestock husbandry on range and pasture Creator: Sampson, Arthur W. 1884-1967. Collection: Core Historical Literature of Agriculture Publisher: Chapman & Hall Limited, Publication Place: London : Date: 1928 Format: Book