TY - BOOK ED - Pennsylvania. TI - Courses of study in agriculture: prevocational agriculture for rural schools and for junior high schools, general agriculture for high schools, vocational agriculture for high schools AV - S534.P4 A4 1923 PY - 1923///] CY - [Harrisburg PB - J.L L. Kuhn, printer to the commonwealth KW - Agriculture KW - Pennsylvania KW - Study and teaching N1 - At head of title : Commonwealth of Pennsylvania. Department of public instruction ER -