A complete course in writing advertising and direct mail copy that sells. Contributors include experts from the early part of the 20th century with parts of the course written by the greatest copywriter of all time, Claude C. Hopkins. Other contributors include: H. Harry Thompson, Joseph Appel, Bruce Barton, J.K. Fraser, Ben Nash, Kenneth Goode, John Star Hewitt, George L. Dyer (this is the only known writing by Mr. Dyer known to exist on the subject of copywriting), John Lee Mahin, O. A. Owen, and many others. 25 lessons, 391 pages.