Conservation teaching materials and aids
By: Helene Hatcher
Contributors: United States. Office of Education
Series: Circular -- no. 277; Circular (United States. Office of Education) -- no. 277
Publisher: Federal Security Agency, Office of Education, 1950
Published: 1950
Place of publication: Washington, D.C
Language: eng
Number of pages: 26
Subjects: Natural resources; Bibliography; Conservation of natural resources
Notes: At head of title: Helps for teachers of geography and conservation.

Caption title.

"August 1950"