School grounds and play
By: by Henry S. Curtis.
Series: Bulletin / Department of the Interior, Bureau of Education -- 1921, no. 45; Bulletin (United States. Office of Education) -- 1921, no. 45.
Publisher: Govt. Printing Office
Published: 1922
Place of publication: Washington
Language: eng
Number of pages: 31
Subjects: Play.; Playgrounds -- United States.; School grounds -- United States.