Notes: Tuck shows this publication as published in 1963 under the Burroughs entry, but shows it published in 1962 under the Ace entry. Library of Congress information also claims 1962. Robert B. Zeuschner's Edgar Rice Burroughs, McFarland, 1996 gives the date as October, 1962. Cover by Ed Emsh. Title page illustration by Roy G. Krenkel on copyright page; cover artwork is signed, initials RGK are on the interior piece There is a second printing of this edition with the newer Avenue of the Americas address and a Burroughs ad in the back that includes up to F-204 [May 1963]; this edition has the 23 West 47th St address and a different ad.