The Three Investigators is an American juvenile detective book series first published as "Alfred Hitchcock and the Three Investigators". It was created by Robert Arthur Jr., who believed involving a famous person such as movie director Alfred Hitchcock would attract attention. Random House is the U.S. publisher and still has some of the rights to the books. Other rights are possessed by the heirs of Robert Arthur, Jr. and the German publisher Kosmos. The characters known as the "Three Investigators" are three boys named Jupiter Jones, Peter Crenshaw and Bob Andrews.
Book List:
01 The Secret of Terror Castle.pdf
02 The Mystery of the Stuttering Parrot.pdf
03 The Mystery of the Whispering Mummy.pdf
04 The Mystery of the Green Ghost.pdf
05 The Mystery of the Vanishing Treasure.pdf
06 The Secret of Skeleton Island.pdf
07 The Mystery of the Fiery Eye.pdf
08 The Mystery of the Silver Spider.pdf
09 The Mystery of the Screaming Clock.pdf
10 The Mystery of the Moaning Cave.pdf
11 The Mystery of the Talking Skull.pdf
12 The Mystery of the Laughing Shadow.pdf
13 The Secret of the Crooked Cat.pdf
14 The Mystery of the Coughing Dragon.pdf
15 The Mystery of the Flaming Footprints.pdf
16 The Mystery of the Nervous Lion.pdf
17 The Mystery of the Singing Serpent.pdf
18 The Mystery of the Shrinking House.pdf
19 The Secret of Phantom Lake.pdf
20 The Mystery of Monster Mountain.pdf
21 The Secret of the Haunted Mirror.pdf
22 The Mystery of the Dead Man's Riddle.pdf
23 The Mystery of the Invisible Dog.pdf
24 The Mystery of Death Trap Mine.pdf
25 The Mystery of the Dancing Devil.pdf
26 The Mystery of the Headless Horse.pdf
27 The Mystery of the Magic Circle.pdf
28 The Mystery of the Deadly Double.pdf
29 The Mystery of the Sinister Scarecrow.pdf
30 The Secret of Shark Reef.pdf
31 The Mystery of the Scarfaced Beggar.pdf
32 The Mystery of the Blazing Cliffs.pdf
33 The Mystery of the Purple Pirate.pdf
34 The Mystery of the Wandering Cave Man.pdf
35 The Mystery of the Kidnapped Whale.pdf
36 The Mystery of the Missing Mermaid.pdf
37 The Mystery of the Two-Toed Pigeon.pdf
38 The Mystery of the Smashing Glass.pdf
39 The Mystery of the Trail of Terror.pdf
40 The Mystery of the Rogues' Reunion.pdf
41 The Mystery of the Creep Show Crooks.pdf
42 The Mystery of Wrecker's Rock.pdf
43 The Mystery of the Cranky Collector.pdf
44 The Mystery of the Ghost Train.pdf