The Four Signets
Author: Walter B. Gibson Series #: 069 Published: January 1, 1935: Sanctum Books #122
The Blue Sphinx
Author: Walter B. Gibson Series #: 070 Published: January 15, 1935: Nostalgia Ventures #20
The Plot Master
Author: Walter B. Gibson Series #: 071 Published: February 1, 1935: Nostalgia Ventures #21
The Dark Death
Author: Walter B. Gibson Series #: 072 Published: February 15, 1935: Sanctum Books #31
Crooks Go Straight
Author: Walter B. Gibson Series #: 073 Published: March 1, 1935: Nostalgia Ventures #11
Bells of Doom
Author: Walter B. Gibson Series #: 074 Published: March 15, 1935: Sanctum Books #42
Lingo
Author: Walter B. Gibson Series #: 075 Published: April 1, 1935: Nostalgia Ventures #9
The Triple Trail
Author: Walter B. Gibson Series #: 076 Published: April 15, 1935: Sanctum Books #61
The Golden Quest
Author: Walter B. Gibson Series #: 077 Published: May 1, 1935: Sanctum Books #54
The Third Skull
Author: Walter B. Gibson Series #: 078 Published: May 15, 1935: Sanctum Books #37
Murder Every Hour
Author: Walter B. Gibson Series #: 079 Published: June 1, 1935: Sanctum Books #81
The Condor
Author: Walter B. Gibson Series #: 080 Published: June 15, 1935: Sanctum Books #35
The Fate Joss
Author: Walter B. Gibson Series #: 081 Published: July 1, 1935: Nostalgia Ventures #17
Atoms of Death
Author: Walter B. Gibson Series #: 082 Published: July 15, 1935: Sanctum Books #44
The Man From Scotland Yard
Author: Walter B. Gibson Series #: 083 Published: August 1, 1935: Sanctum Books #70
The Creeper
Author: Walter B. Gibson Series #: 084 Published: August 15, 1935: Sanctum Books #88
Mardi Gras Mystery
Author: Walter B. Gibson Series #: 085 Published: September 1, 1935: Sanctum Books #99
The London Crimes
Author: Walter B. Gibson Series #: 086 Published: September 15, 1935: Nostalgia Ventures #8
The Ribbon Clues
Author: Walter B. Gibson Series #: 087 Published: October 1, 1935: Sanctum Books #64
The House That Vanished
Author: Walter B. Gibson Series #: 088 Published: October 15, 1935: Sanctum Books #46
The Chinese Tapestry
Author: Walter B. Gibson Series #: 089 Published: November 1, 1935: Sanctum Books #95
The Python
Author: Walter B. Gibson Series #: 090 Published: November 15, 1935: Sanctum Books #27
Zemba
Author: Walter B. Gibson Series #: 091 Published: December 1, 1935: Pyramid #19, Sanctum Books #70
The Case of Congressman Coyd
Author: Walter B. Gibson Series #: 092 Published: December 15, 1935: Sanctum Books #43