TY - BOOK AU - Orvis,Mary Burchard TI - The application of commercial advertising methods to university extension T2 - Bulletin / Department of the Interior, Bureau of Education AV - L111 .A6 1919, no. 51 PY - 1919/// CY - Washington PB - G.P.O. KW - University extension KW - United States KW - Advertising N1 - Copy 1 of L111.A6 bound with: Bulletin / United States. Bureau of Education, 1919, no. 52-1919, no. 62 subsequent to publication; Copy 2 of L111.A6 bound with: Bulletin / United States. Bureau of Education, 1919, no. 52-1919, no. 60 subsequent to publication ER -