Human conservation : the story of our wasted resources /
Human conservation : the story of our wasted resources /
- Washington : U.S. Govt. print. off., 1943.
- ii, 126 p. : illus. (incl. maps) diagrs. ; 24 cm.
Death--Causes.
United States--Statistics, Vital. [from old catalog]
United States--Population.
301.32 / HUM 1943
Death--Causes.
United States--Statistics, Vital. [from old catalog]
United States--Population.
301.32 / HUM 1943