Jackson, Hartley H. T. 1881-1976. A review of the American moles, by Hartley H. T. Jackson. - Washington, Govt. print. off., 1915. - 100 p. incl. illus., maps. VI pl. 23cm - U.S. Dept. of agriculture. Bureau of biological survey. North American fauna no. 38 . LCCN: agr15001212 Subjects--Topical Terms: Moles (Animals) LC Class. No.: QL155 / .A4 no. 38