TY - BOOK AU - Henry,Nelson B. ED - National Society for the Study of Education. TI - Early childhood education T2 - Yearbook of the National Society for the Study of Education, 46th, pt. 2 AV - LB5 .N25 46th, pt. 2 U1 - 370.62 PY - 1948/// CY - Chicago PB - Univ. of Chicago Press KW - Education , Elementary KW - Local N1 - Includes bibliographies ER -