1. Principles of plant physiology Creator: Raber, Oran Lee, 1893- Collection: Core Historical Literature of Agriculture Publisher: The Macmillan Company, Publication Place: New York : Date: 1928 Format: Book
2. Lectures on plant pathology and physiology in relation to man: a series of lectures given at the Mayo Foundation and the universities of Minnesota, Iowa, Wisconsin, the Des Moines academy of medicine, Iowa, and Iowa State College, 1926-1927. Collection: Core Historical Literature of Agriculture Publisher: W. B. Saunders Company, Publication Place: London : Date: 1928 Format: Book