The Three Investigators 3 in 1

Authors: Robert Arthur, William Arden, M.V. Carey, Nick West

Related Series: Mickey's Young Readers Library, Alfred Hitchcock and The Three Investigators, Die drei Fragezeichen (Original), Die drei Fragezeichen (Hörspiele), Alfred Hitchcock og De tre Detektiver

by multiple authors includes books The Three Investigtors: 3 in 1 Mystery of the Flaming Footprint, Mystery of the Nervous Lion, Mystery of the Singing Serpent, The 3 Investigators Mysteries: Whispering Mummy / Monster Mountain / Death Trap Mine (Alfred Hitchcock and the Three Investigators), The Three Investigators 3 in 1: Mystery of the Vanishing Treasure, The Secret of Phantom Lake, The Mystery of the Dancing Devil, and several more. See the complete The Three Investigators 3 in 1 series book list in order, box sets or omnibus editions, and companion titles.