TY - BOOK ED - Massachusetts. TI - Teachers' manual of United States history for grades VII and VIII for use in either elementary schools or junior high schools T2 - Bulletin of the Department of education, AV - LB1582.U6 M51 PY - 1922///] CY - [Boston KW - United States KW - History KW - Study and teaching N1 - At head of title: The commonwealth of Massachusetts; "This manual is based upon a bulletin of the Board of education, no. 9, 1917. 'A course of study in United States history for grades VII and VIII'" cf. Pref ER -