Secret Agent "X" – The Complete Series, Volume 4

Publication History:

“Introduction” appears here for the first time. Copyright © 2013 Will Murray. All Rights Reserved.

“Devils of Darkness” originally appeared in the March 1935 issue of Secret Agent “X”.

“Talons of Terror” originally appeared in the April 1935 issue of Secret Agent “X”.

“The Corpse Cavalcade” originally appeared in the May 1935 issue of Secret Agent “X”.

“The Golden Ghoul” originally appeared in the July 1935 issue of Secret Agent “X”.