All episodes
Secret of the Silver Car-Wyndham Martyn
Thousandth Woman-E. W. Hornung
Broken Rosary-Grace Johnson, Harold Johnson
Study in Scarlet (version 2)-Sir Arthur Conan Doyle
Clara Vaughan, Vol. II-Richard Doddridge Blackmore
Black Eagle Mystery-Geraldine Bonner
Guy Garrick-Arthur B. Reeve
Sister Simon's Murder Case-Margaret Ann Hubbard
Tracked by a Tattoo-Fergus Hume
Running Water-A. E. W. Mason
Mark of Cain-Carolyn Wells
Twin Mystery-Nicholas Carter
Adventure of the Red Circle-Sir Arthur Conan Doyle
Maxwell Mystery (Version 2)-Carolyn Wells
Shadow of the Wolf (version 2)-R. Austin Freeman
As A Thief In The Night-R. Austin Freeman
Cat's Paw-Natalie Sumner Lincoln
Blue Car Mystery-Natalie Sumner Lincoln
Pagan Madonna-Harold MacGrath
Wishing Well-Mildred A. Wirt Benson
Fiend in Need-Milton K. Ozaki
Film Mystery-Arthur B. Reeve
Murders in the Rue Morgue-Edgar Allan Poe
Murders in the Rue Morgue (version 2)-Edgar Allan Poe
Flaming Forest-James Oliver Curwood
Girl From Scotland Yard-Edgar Wallace
Twin Mystery-Nicholas Carter
Strip, Wench...or Die!-Arthur Jean Cox
Secret Passage-Fergus Hume
Hemlock Avenue Mystery-Lily A. Long
Gold of the Gods-Arthur B. Reeve
Valley of Silent Men-James Oliver Curwood
Hooded Detective 6 Action Packed Pulp Detective Stories-Cliff Campbell, J. Lloyd Conrich, T. W. Ford, Roy Giles, David Goodis
I Spy-Natalie Sumner Lincoln
X Y Z - A Detective Story-Anna Katharine Green
Murder in the Sacristy-Daniel A. Lord
Unseen Ear-Natalie Sumner Lincoln
Speckled Band An Adventure of Sherlock Holmes-Sir Arthur Conan Doyle
Clara Vaughan, Vol. III-Richard Doddridge Blackmore
Clara Vaughan, Vol. II-Richard Doddridge Blackmore
Study in Scarlet (version 2)-Sir Arthur Conan Doyle
Black Eagle Mystery-Geraldine Bonner
Tracked by a Tattoo-Fergus Hume
Broken Rosary-Grace Johnson, Harold Johnson
White Moll-Frank L. Packard
Nameless Man-Natalie Sumner Lincoln
White Alley-Carolyn Wells
At the Villa Rose-A. E. W. Mason
Moon-Face and Other Stories-Jack London
Clue of the Gold Coin-Helen Wells
Adventure of the Red Circle-Sir Arthur Conan Doyle
Sign of the Four (Version 5)-Sir Arthur Conan Doyle
Mark of Cain-Carolyn Wells
Murder In The Maze-Alfred Walter Stewart
Running Water-A. E. W. Mason
Middle of Things-J. S. Fletcher
Weapons of Mystery-Joseph Hocking
Thirteenth Letter-Natalie Sumner Lincoln
Grell Mystery-Frank Froest
Orange-Yellow Diamond-J. S. Fletcher
Agony Column-Earl Derr Biggers
Imperialism and World Politics, Part 3 of 4-Parker Thomas Moon
Trent's Last Case (The Woman in Black)-Edmund Clerihew Bentley
Clue of the Twisted Candle-Edgar Wallace
Guy Garrick-Arthur B. Reeve
Dark House-George Manville Fenn
Sea Mystery-Freeman Wills Crofts
Red Seal-Natalie Sumner Lincoln
Thousandth Woman-E. W. Hornung
Study in Scarlet-Sir Arthur Conan Doyle
Circular Study-Anna Katharine Green
Pagan Madonna-Harold MacGrath
Nameless Man - Natalie Sumner Lincoln
Case of the Pool of Blood in the Pastor's Study-Auguste Groner
Ashton-Kirk, Investigator-John Thomas McIntyre
Hemlock Avenue Mystery-Lily A. Long
Man Who Knew Too Much-G. K. Chesterton
Behind the Green Door-Mildred A. Wirt Benson
The Treasure-Train-Arthur B. Reeve
Murders in the Rue Morgue (version 2)-Edgar Allan Poe
Murders in the Rue Morgue-Edgar Allan Poe
Romance of a Mummy and Egypt-Théophile Gautier
Flaming Forest-James Oliver Curwood
Mansion of Mystery-Chester K. Steele
Imperialism and World Politics, Part 3 of 4-Parker Thomas Moon
Case of Miss Elliott-Baroness Emma Orczy
Murder at Bridge-Anne Austin
Club of Masks-Allen Upward
Secret Passage-Fergus Hume
Maxwell Mystery (Version 2)-Carolyn Wells
Kastle Krags A Story of Mystery-Absalom Martin
Clue of the Gold Coin-Helen Wells
Miss Frances Baird, Detective-Reginald Wright Kauffman
Box Office Murders-Freeman Wills Crofts
Blue Car Mystery-Natalie Sumner Lincoln
24 - Nameless Man by Natalie Sumner Lincoln
23 - Nameless Man by Natalie Sumner Lincoln
22 - Nameless Man by Natalie Sumner Lincoln
21 - Nameless Man by Natalie Sumner Lincoln
20 - Nameless Man by Natalie Sumner Lincoln