@book{20880,
	author = {Fox, Florence C.,},
	title = {Playgrounds of the nation;},
	publisher = {Govt. Print. Off.,},
	year = {1927.},
	series = {[U. S.] Bureau of Education. Bulletin, 1927,},
	address = {Washington,},
	note = {At head of title: Department of the Interior.}
}