43.—The Man in Mail. By Lieutenant Carlton.
42.—The Smuggler’s Ally. By Bernard Wayde.
41.—The Test of Anarchy. By E. C. Derby.
40.—The Piccadilly Puzzle. By Fergus Hume.
39.—After the Bribe Takers. By Lieutenant Carlton.
38.—The Tracker Tracked. By Bernard Wayde.
37.—The Empty Mail Bags. By E. C. Derby.
36.—The Handkerchief Clue. By Harry Rockwood.
35.—The Haunt of the “Queer” Makers. By Lieutenant Carlton.
34.—In the Secret Vault. By Bernard Wayde.