Conservation films in elementary schools
By: by Effie G. Bathurst.
Series: Bulletin / United States. Office of Education ;; 1941, no. 4; Bulletin (United States. Office of Education) ;; 1941, no. 4.
Publisher: U.S. Govt. Print. Off.
Published: 1941
Place of publication: Washington
Language: eng
Number of pages: 38
Subjects: Motion pictures in education; Motion pictures -- Catalogs; Natural resources
Genres: Catalogs.