List of references on play and playgrounds
By: prepared in the Library Division, Bureau of Education
Series: Library leaflet -- no. 3; Library leaflet (United States. Bureau of Education) -- no. 3
Publisher: Dept. of the Interior, Bureau of Education; U.S. G.P.O.
Published: 1919
Place of publication: Washington, D.C
Language: eng
Number of pages: 11
Subjects: Play; Bibliography; Play environments
Notes: Caption title.

"April 1919."