(From the publisher):
Nations arming for international conflict engage in a behind-the-scenes mineral war that threatens to disrupt the natural balance of the universe. The Man Of Bronze rises to the titanic peak of his strength and wit to uncover the secret of the cavern with the living fire!
First published in Doc Savage Magazine # 59 January 1938 - written by Harold A. Davis and Lester Dent.
Original title: The Living Fire Menace
Genre: Fiction→ Adventure→ Male-Action/Adventure