The Mystery of the Stuttering Parrot is a 1964 American juvenile detective novel written by Robert Arthur, Jr.
[1] In only their second outing, the Three Investigators are hired by a friend of their patron, Alfred Hitchcock, to find his missing parrot.
The focus of the investigation shifts from finding the single lost parrot to discovering the secret behind these cryptic messages.
Others, including an infamous French art thief, Huganay, have also concluded that the messages are the key to locating a particularly valuable hidden item.
Past the graves, follow Captain Kidd's instructions to the letter and search under the huge stones for a box with no locks.