Sir Clinton Driffield Mystery

1 Murder In The Maze (1927)
2 Tragedy At Ravensthorpe (1927)
3 The Case With The Nine Solutions (1928)
4 Mystery At Lynden Sands (1928)
5 Grim Vengeance (1929)
     aka Nemesis At Raynham Parva
6 The Boat-house Riddle (1931)
7 The Sweepstake Murders (1931)
8 The Castleford Conundrum (1932)
9 The Brandon Case (1934)
     aka The Ha-ha Case
10 In Whose Dim Shadow (1935)
     aka The Tau Cross Mystery
11 A Minor Operation (1937)
12 Murder Will Speak (1938)
     aka For Murder Will Speak
13 Truth Comes Limping (1938)
14 The Twenty-one Clues (1941)
15 No Past Is Dead (1942)
16 Jack-in-the-box (1944)
17 Common Sense Is All You Need (1947)