Chief Inspector Barnard
The Kestrel House Mystery (1932)
Scorpion's Trial (1934)
Sinister Quest (1934)
The 13th Chime (1935)
Silent Terror (1936)
The Laughing Men (1937)
Identity Unknown (1938)
Traitor Spy (1939)
Brother Spy (1940)
The Broken Knife (1941)
Reward for Treason (1944)
The Black Box (1946)
Scorpion's Trial (1934)
Sinister Quest (1934)
The 13th Chime (1935)
Silent Terror (1936)
The Laughing Men (1937)
Identity Unknown (1938)
Traitor Spy (1939)
Brother Spy (1940)
The Broken Knife (1941)
Reward for Treason (1944)
The Black Box (1946)
