| Found Floating by Crofts, Freeman Wills | French Strikes Oil by Crofts, Freeman Wills | Golden Ashes by Crofts, Freeman Wills | Groote Park Murder by Crofts, Freeman Wills |
| Hog's Back Mystery by Crofts, Freeman Wills | Inspector French and the Cheyne Mystery by Crofts, Freeman Wills | Inspector French and the Starvel Tragedy by Crofts, Freeman Wills | Inspector French's Greatest Case by Crofts, Freeman Wills |
| James Tarrant, Adventurer by Crofts, Freeman Wills | Losing Game by Crofts, Freeman Wills | Loss of the Jane Vosper by Crofts, Freeman Wills | Many a Slip by Crofts, Freeman Wills |
| Mystery in the Channel by Crofts, Freeman Wills | Murderers Make Mistakes by Crofts, Freeman Wills | Mystery of the Sleeping Car Express by Crofts, Freeman Wills | Mystery on Southampton Water by Crofts, Freeman Wills |
| Pit-Prop Syndicate by Crofts, Freeman Wills | Ponson Case by Crofts, Freeman Wills | Sea Mystery by Crofts, Freeman Wills | Silence for the Murderer by Crofts, Freeman Wills |
| Sir John Magill's Last Journey by Crofts, Freeman Wills | Sudden Death by Crofts, Freeman Wills | Masters by Snow, C. P. | Great Medical Mysteries by Gordon, Richard |
| Great Medical Disasters by Gordon, Richard | General Cargo by Herbert, A. P. | Honeybubble & Co by Herbert, A. P. | Light Articles Only by Herbert, A. P. |
| Look Back and Laugh by Herbert, A. P. | Man About Town by Herbert, A. P. | Number Nine by Herbert, A. P. | Secret Battle by Herbert, A. P. |
| Topsy Turvy by Herbert, A. P. | Uncommon Law by Herbert, A. P. | Water Gipsies by Herbert, A. P. | Water Gipsies by Herbert, A. P. |
| Admirable Carfew by Wallace, Edgar | Angel of Terror by Wallace, Edgar | Avenger by Wallace, Edgar | Barbara on Her Own by Wallace, Edgar |
| Big Foot by Wallace, Edgar | Black Abbot by Wallace, Edgar | Bones by Wallace, Edgar | Bones in London by Wallace, Edgar |
| Bones of the River by Wallace, Edgar | Clue of the New Pin by Wallace, Edgar | Clue of the Silver Key by Wallace, Edgar | Clue of the Twisted Candle by Wallace, Edgar |
| Coat of Arms by Wallace, Edgar | Council of Justice by Wallace, Edgar | Crimson Circle by Wallace, Edgar | Daffodil Mystery by Wallace, Edgar |
| Dark Eyes of London by Wallace, Edgar | Daughters of the Night by Wallace, Edgar | Debt Discharged by Wallace, Edgar | Devil Man by Wallace, Edgar |
| Door With Seven Locks by Wallace, Edgar | Duke in the Suburbs by Wallace, Edgar | Face in the Night by Wallace, Edgar | Feathered Serpent by Wallace, Edgar |
| Flying Squad by Wallace, Edgar | Forger by Wallace, Edgar | Four Just Men by Wallace, Edgar | Four Square Jane by Wallace, Edgar |
| Fourth Plague by Wallace, Edgar | Frightened Lady by Wallace, Edgar | Good Evans by Wallace, Edgar | Hand of Power by Wallace, Edgar |
| Iron Grip by Wallace, Edgar | Joker by Wallace, Edgar | Just Men of Cordova by Wallace, Edgar | Keepers of the King's Peace by Wallace, Edgar |
| Law of the Four Just Men by Wallace, Edgar | Lone House Mystery by Wallace, Edgar | Man Who Bought London by Wallace, Edgar | Man Who Knew by Wallace, Edgar |
| Man Who Was Nobody by Wallace, Edgar | Mind of Mr J G Reeder by Wallace, Edgar | More Educated Evans by Wallace, Edgar | Mr J G Reeder Returns by Wallace, Edgar |
| Mr. Justice Maxell by Wallace, Edgar | Red Aces by Wallace, Edgar | Room 13 by Wallace, Edgar | Sanders by Wallace, Edgar |
| Sanders of the River by Wallace, Edgar | Sinister Man by Wallace, Edgar | Square Emerald by Wallace, Edgar | Three Just Men by Wallace, Edgar |
| Three Oak Mystery by Wallace, Edgar | Traitor's Gate by Wallace, Edgar | When the Gangs Came to London by Wallace, Edgar | Anthony Wilding by Sabatini, Rafael |
| Banner of the Bull by Sabatini, Rafael | Bardelys the Magnificent by Sabatini, Rafael | Bellarion by Sabatini, Rafael | Black Swan by Sabatini, Rafael |
| Carolinian by Sabatini, Rafael | Chivalry by Sabatini, Rafael | Columbus by Sabatini, Rafael | Fortune's Fool by Sabatini, Rafael |