00525nam a2200169Ia 450000500170000000800460001703700120006304000210007504100130009608400220010910000290013124500430016024500480020326000590025130000150031054600300032520250508151916.0008  250505s9999    xx            000 0 eng d  aTextual  aFEDL bengcFEDL  aeng2eng  a973.07, NATqFEDL  aThursfield Richard E Ed. 0aStudy and teaching of American history 4cThe National Council for the Social Studies  aWashington, USAbNational Education Association c1950  axviii,442p  a1946 Seventeenth yearbook