John Denson Mystery is a 9-book series with 9 primary works first released in 1980 with contributions by Richard Hoyt.
1980 • 2 Readers
1981 • 1 Reader
1983 • 1 Reader
1991 • 1 Reader
1993 • 1 Reader
1995 • 1 Reader
2003 • 2 Readers • 4
2004 • 1 Reader • 3
1984 • 1 Reader • 327 pages