The psychology of advertising : a simple exposition of the principles of psychology in their relation to successful advertising (1910)
Scott, Walter Dill, 1869-1955 · Boston : Small · leaf 191
HAVE- YOUUSEDPEARSiOAP? No. 4.— Full page reproduction effectiveas mere display advertising. the twenty persons who mentioned Pears Soap (No.4), every one of them knew that it was an advertise-ment of Pears Soap. Only five of the full-page ad-vertisements were mentioned by none of the fifty sub-…