Kent Murdock Mystery

1 Murder with Pictures (1935)
2 The Barotique Mystery (1936)
     aka Murdock's Acid Test
3 The Camera Clue (1937)
4 The Frightened Women (1939)
     aka Four Frightened Women
5 The Glass Triangle (1940)
6 Mrs. Murdock Takes a Case (1941)
7 The Charred Witness (1942)
8 The Jade Venus (1945)
9 The Fifth Key (1947)
10 The Hollow Needle (1948)
11 Eye Witness (1949)
12 Lady Killer (1949)
13 The Widow Had a Gun (1951)
14 The Crimson Clue (1952)
15 Focus On Murder (1954)
16 Murder On Their Minds (1957)
17 The Big Gamble (1958)
18 The Last Commandment (1960)
19 The Hidden Key (1963)
20 The Reluctant Heiress (1965)
21 An Easy Way to Go (1969)
22 Fenner (1971)
23 The Silent Witness (1974)