Montgomery, Rutherford G.COREY'S SEA MONSTER Cleveland: World Publishing Co., (1969). First edition. Hardcover. Fine, unread copy in deep-sea turquoise cloth with illustration to front cover of a diver facing off with an enormous squid; in color pictorial dust jacket with a hint of age-toning, and a whisper of soiling to rear panel. A summer vacation nearly ends in nightmare as a boy and a girl probe the ancient secrets of the ocean depths. Juvenile scuba suspense by the children's and Western writer; with many black-and-white interior illustrations by Harvey Kidder.