Black, Ladbroke
Chronological Checklist
- The Wager (London: Methuen, 1927)
- The Strange Affair of the Rejuvenation Club (London: The Amalgamated Press/Sexton Blake Library, 1928)
- The Buried World (London: Amalgamated Press, 1928), as by Lionel Day
- The Gorgon's Head (London: Sampson, Low, 1932)
- The Poison War (London: Stanley Paul, 1933)