Malone, Carl C. 1901- How to make your farm pay; a practical guide for Mid-west farm operators. - Ames, Iowa State College Press, 1950. - xi, 371 p. illus., maps. 24 cm. LCCN: agr50000042 Subjects--Topical Terms: Farm management--Central states. LC Class. No.: S561 / .M35 Dewey Class. No.: 631.1