1. If and when it rains: the stockman's view of the range question Creator: American National Cattlemen's Association. Collection: Core Historical Literature of Agriculture Publisher: [s.n.], Publication Place: Denver, Colo. : Date: 1938 Format: Book
2. Erosional topography and erosion: a mathematical treatment with application to geomorphlogy, soil science, agronomy and engineering, with tables Creator: Little, James Macfarlane, 1885- Collection: Core Historical Literature of Agriculture Publisher: Lithotone printed by A. Carlisle & Co., Publication Place: San Francisco : Date: 1940 Format: Book
3. Rainfall and runoff Creator: Foster, Edgar Eugene, 1894- Collection: Core Historical Literature of Agriculture Publisher: Macmillan, Publication Place: New York : Date: 1948 Format: Book