Hammonds, Carsie. Today's agriculture / Carsie Hammonds and Ralph H. Woods ; edited by R. W. Gregory. - 3rd ed. - New York : J. B. Lippincott, c 1949. - 522 p. : ill. ; 20 cm. Includes index. 334 334 Subjects--Topical Terms: Agriculture. Dewey Class. No.: 630 / H184t