· The Hidden Menace [Sexton Blake] · Donald Stuart (with John W. Bobin) · n.
revised by Donald Stuart from “The Hidden Menace!” by John W. Bobin (Sexton Blake Library #71, anonymously).
· The Mystery of the Missing Envoy [Sexton Blake] · Pierre Quiroule · n. The Union Jack v2 #951, 1921, as “The Case of the Tattooed Dagger”, uncredited.
· The Secret of the Hulk [Sexton Blake] · Donald Stuart (with Andrew Murray) · n.
revised by Donald Stuart from “The Secret of the Hulk” by Andrew Murray (Sexton Blake Library #63, anonymously).
· The Consulting Room Mystery [Sexton Blake] · Mark Osborne (with William J. Bayfield) · n.
revised by W.J. Bayfield from “The Consulting Room Crime” by Osborne (#327, March 1932).
· The Riddle of Dead Man’s Bay [Sexton Blake] · J. G. Brandon (with Mark Osborne) · n.
revised by J.G. Brandon from “Dead Man’s Bay” by Mark Osborne (#358, November 1932).