In his first adventure, having learned his father was murdered, Doc and his crew travel to Central American and Hidalgo to reach the “Valley of the Vanished” and battle the Feathered Serpent!
Kenneth Robeson was the house name used by Street & Smith as the author of their popular character Doc Savage and later Avenger. Many authors wrote under this name, though most Doc Savage stories were written by the author Lester Dent:
William G. Bogart
Harold A. Davis
Philip José Farmer
W. Ryerson Johnson
All 24 of the Avenger stories were written by Paul Ernst, using the Robeson house name. Robeson was credited on the cover of The Avenger magazine as “the creator of Doc Savage.”