1. Secretion of milk Creator: Espe, Dwight Leonard, 1900- Collection: Core Historical Literature of Agriculture Publisher: Collegiate Press, Publication Place: Ames, Iowa : Date: 1938 Format: Book
2. Market milk and related products Creator: Sommer, Hugo Henry, 1896- Collection: Core Historical Literature of Agriculture Publisher: Hugo H. Sommer, Publication Place: Madison, Wis. : Date: 1938 Format: Book