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The Haunted Mirror
Mary V. Carey
Paperback (Armada, )None
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The Mystery of the Kidnapped Whale
Marc Brandel
Paperback (Random House Books for Young Readers, Aug. 12, 1983)The three investigators, attempting to rescue a beached whale, end up searching for sunken treasure.
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The Coughing Dragon
Nick West
Paperback (HarperCollins Publishers, Dec. 8, 1988)None
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The Mystery of the Magic Circle
M.V. Carey
Paperback (HarperCollins Publishers, Aug. 13, 1984)None
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The Mystery of the Cranky Collector
Mary V. Carey
Paperback (Random House Books for Young Readers, Sept. 12, 1987)When an ornery book collector disappears, the Three Investigators break into his secret computer files in search of clues and gradually uncover his mysterious past.
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The Singing Serpent
M.V. Carey
Paperback (HarperCollins Publishers, April 12, 1984)#17 in the Alfred Hitchcock and the Three Investigators Series. Armada paperback
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Mystery of the Talking Skull
William Arden
Paperback (Random House Books for Young Readers, Nov. 12, 1984)An old trunk involves the three investigators with dangerous criminals seeking a cache of stolen money.
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MYSTERY OF THE INVISIBLE DOG
Robert Arthur
Paperback (Random House Books for Young Readers, Dec. 12, 1984)The three investigators are hounded by supernatural forces as they attempt to recover a stolen sculpture of a legendary wolf-dog.
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The Invisible Dog
M. V. Carey
Paperback (Armada, Nov. 12, 1992)None
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The Mystery of the Laughing Shadow
William Arden, Robert Arthur
Paperback (Random House Childrens Books, June 1, 1985)Three young detectives try to solve a mystery involving a gold Indian amulet and a laughing shadow that appears to them in the night.
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Alfred Hitchcock and the three investigators in The mystery of the moaning cave
William Arden
Mass Market Paperback (Scholastic, Jan. 1, 1968)Vintage paperback
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MYSTERY OF THE SHRINKING HOUSE
Robert Arthur
Paperback (Random House Books for Young Readers, March 12, 1985)The Three Investigators solve a case involving an international gang of art forgers.