"Alfred Hitchcock and The Three Investigator in The Mystery of the Vanishing Treasure", text by Robert Arthur with illustrations by Harry Kane, published by Random House, copyright 1966. This is the fifth book in the Alfred Hitchcock juvenile detective series.
The Three Investigators become involved in a baffling museum robbery are assisted by a lady troubled by a bad case of gnomes and find themselves on the way to the Middle east to become slaves.
Good condition with no rips, tears, or writing. The cover has light corner, edge and spine wear. This hard cover book has 159 pages. Size : 8-1/2" long by 5-3/4" wide.