Doc Savage (Bantam) is a 72-book series with 72 primary works first released in 1933 with contributions by Lester Dent, W. Ryerson Johnson, and 7 others.
1933 • 2 Readers • 124 pages • 3
1934 • 2 Readers • 154 pages • 3
1936 • 1 Reader • 138 pages
1937 • 2 Readers • 140 pages • 3
1 Reader • 137 pages
1940 • 1 Reader • 120 pages