Three Investigators MYSTERY VANISHING TREASURE glossy hardcover Alfred Hitchcock Alfred Hitchcock THE THREE INVESTIGATORS in The Mystery of the Vanishing Treasure Text by Robert Arthur. Illustrated by Harry Kane. Copyright 1966. This is #5 in the series. This is a Random House glossy hardcover listing to"The Mystery of the Headless Horse" (1977). Synopsis: The Three Investigators become involved in mysteries related to the disappearance of an ancient Japanese jeweled belt from a museum exhibit and the strange antics of a group of gnomes around an elderly woman's house. This book is in very good condition. The cover has minimal wear. Clean crisp book. An excellent addition to your collection of this series! Please pay for items within 7 days of purchase. Thanks! Returns accepted within 14 days. Seller pays return shipping. Refunds will be given as money back. Returns accepted if significantly different than described. Certain images and/or photos used in this template are the copyrighted property of Macmillan digital publishing USA and are used with permission.