Inspector Knollis Mystery
1 The Death of Mr. Lomas (1941)
2 Sable Messenger (1947)
3 The Threefold Cord (1947)
4 The Ninth Enemy (1948)
5 The Laughing Dog (1949)
6 The Singing Masons (1950)
7 The Elusive Bowman (1952)
8 The Sleeping Island (1951)
9 The Ladies of Locksley (1953)
10 Darkling Death (1956)
Dead Opposite the Church (1959)
2 Sable Messenger (1947)
3 The Threefold Cord (1947)
4 The Ninth Enemy (1948)
5 The Laughing Dog (1949)
6 The Singing Masons (1950)
7 The Elusive Bowman (1952)
8 The Sleeping Island (1951)
9 The Ladies of Locksley (1953)
10 Darkling Death (1956)
Dead Opposite the Church (1959)
