00674nam a2200169Ia 450000100060000000300050000600500170001100800410002811000800006924501260014930000220027549000630029765000290036065000330038965000330042270000490045554256BIBL20160527185743.0920331|1939||||ilu|||||||||||00010|eng|d20aNational Society for the Study of Education.bCommittee on maturity.2Local10aChild development and the curriculum.cPrepared by the Society's Committee on maturity... edited by Guy Montrose Whipple.  apt.I, x, 442, 4p.0 aNational society for the study of education. 38th Yearbook 0aChild development2Local 0aEducationxCurricula.2Local 0aEducation of Children2Local10aWhipple, Guy Montrosed1876-1941eed.2Local