TY - GEN T1 - Profit margins :the American silent cinema and the marginalization of advertising / AU - Groskopf, Jeremy, CN - HF5844 ID - 1379703 KW - Motion pictures in advertising KW - Silent films KW - Advertising KW - Social classes KW - Market segmentation SN - 0253059364 SN - 9780253059376 SN - 0253059372 SN - 9780253059369 TI - Profit margins :the American silent cinema and the marginalization of advertising / LK - https://univsouthin.idm.oclc.org/login?url=https://ebookcentral.proquest.com/lib/usiricelib-ebooks/detail.action?docID=6735748 UR - https://univsouthin.idm.oclc.org/login?url=https://ebookcentral.proquest.com/lib/usiricelib-ebooks/detail.action?docID=6735748 ER -