In 1972-73, Popular Library published its paperback Frankenstein Horror Series. The Frankenstein series has multiple authors but Frank Belknap Long authored The Night of the Wolf in 1972. Cover by Gray Morrow. First Edition. "Out of the depths emerged the giant wolf-creature---come to destroy all who stood in his monstrous path". Inside a cave in Bulgaria Professor Margrave, his daughter, Doris, and his colleague, John find the carved wooden head of a predatory wolf. The rare and priceless discovery reveals the horrifying meaning of the talisman. 175 pages.