Teaching conservation in elementary schools
By: by Effie G. Bathurst, Senior Specialist in curricular problems. Federal Security Agency, Paul V. McNutt, Administrator. U. S. Office of Education, John W. Studebaker, Commissioner
Series: U.S. Office of Education. Bulletin 1938 -- no. 14; Bulletin (United States. Office of Education) -- 1938, no. 14
Publisher: U. S. Govt. print. off.
Published: 1940
Place of publication: Washington
Language: eng
Number of pages: 125
Subjects: Natural resources; Soil conservation; Economic conditions
Notes: "References": p. 85-106. Bibliography: p. 122-125.