Newspaper circulation : backbone of the industry / John Scott Davenport Davenport, John Scott. Journalism PN4784.C6 D3 070.33 DAN "Contains much material which appeared in ... [the author's master's thesis for the Graduate School of the University of Illinois in August, 1947." Bibliography: p. 98-99. Dubuque, Iowa : W.C. Brown Co. 1949. 1949. 1949 Text xii, 132 p. : eng