00842cam a22002411a 4500001001300000003000400013005001700017008004100034010001700075035002000092040006200112050002700174051001600201100005200217245005100269260003300320300002000353490007900373504002500452650003200477650002500509830006600534e  22000266 DLC20260227111213.0850423s1922    dcu      b   f000 0 eng c  ae  22000266   a(OCoLC)11952055  aLibrary, U.S. Office of EducationcABAUdABAUdOCoLCdDLC00aL111b.A6 1921, no. 45  aGV429b.C941 aCurtis, Henry S.q(Henry Stoddard),d1870-1954.10aSchool grounds and play /cby Henry S. Curtis.  aWashington :bG.P.O.,c1922.  a31 p. ;c23 cm.1 aBulletin / Department of the Interior, Bureau of Education ;v1921, no. 45  aBibliography: p. 31. 0aPlaygroundszUnited States. 0aPlayzUnited States. 0aBulletin (United States. Bureau of Education) ;v1921, no. 45