01054cam a22003371 4500 304735 BD-DhUL 20140814164007.0 851213s1949 nyuab 001 0 eng u Agr49000401 (OCoLC)172616 (OCoLC)ocm00172616 (CStRLIN)NYCG85-B115423 (NNC)304735 ODaWU CoFS CStRLIN NNC BD-DhUL n-us--- HC106.3 .G885 1949 333.9 GUC HC106.3 .G885 1949 Gustafson, A. F. (Axel Ferdinand), 1880-1942. Conservation in the United States [by] A. F. Gustafson [and others] 3d ed. Ithaca, N. Y. : Comstock Pub. Co., 1949. ix, 534 p. illus., maps. 24 cm. Natural resources United States. Conservation of natural resources United States. Soil conservation United States. United States Economic conditions. AUTH ddc BK 3036 3036 0 0 ddc 0 333_900000000000000_GUC 0 NFIC 5742 DUSL DUSL GEN 1961-07-19 Gift 333.9 GUC A16977 2014-08-14 1 2014-08-14 BK