Doc Savage Double Novel Volume 47

"(W) Lester Dent Thrill to the original pulp exploits of DC Comics' First Wave superhero as the Man of Tomorrow returns in three action-packed thrillers by Lester Dent. First, when a man claiming to have found the secret of eternal life is murdered, Doc Savage journeys to Mexico searching for an answer in the remote Weird Valley. Then, only the Man of Bronze can provide a beautiful con artist with an antidote for murder. Finally, a lost city of Incas battles over the strange power of The Green Master."