Conservation experiences for children - Bathurst, Effie G. (Effie Geneva), 1886-; Hill, Wilhelmina, 1902- ([Washington] U.S. Dept. of Health, Education, and Welfare, Office of Education, 1957)
Copies 1 and 2 bound with: Bulletin / United States. Office of Education, 1957, no. 17-1957, no. 22 subsequent to publication.
"Sources of information": p. 184-192.
Keywords: Natural resources -- Study and teaching; Wildlife conservation; Education