William Arden

The Haunted Mirror (Three Investigators Mysteries S., #21)

The Invisible Dog (Three Investigators Mysteries S., #23)

Death Trap Mine (Three Investigators Mysteries S., #24)

The Shrinking House (Three Investigators Mysteries S., #18)

Phantom Lake (Three Investigators Mysteries S., #19)

Myst Purple Pirate (The Three Investigators, #33)

Mystery of the Dead Man's Ridd (The Three Investigators, #22) (The Three Investigators, #22) (The Three Investigators, #22)

Secret of Shark Reef (The Three Investigators, #30)

Hitchcock N 41

Hot Wheels (Three Investigators Crimebusters (Library), #1) (Three Investigators Crimebusters (Paperback), #1) (Crimebusters)

Mystery of the Smashing Glass (The Three Investigators, #38) (Alfred Hitchcock Books, #38) (Alfred Hitchcock Books, #38) (Alfred Hitchcock Books, #38)

Mystery of Wreckers' Rock (The Three Investigators, #42)

Myst Wrecker's Rock (Step Into Reading: A Step 2 Book, #42)

The Three Investigators in the Mystery of the Laughing Shadow (The Three Investigators, #12)

Myst of Moaning Cave (The Three Investigators, #10) (The Three Investigators, #10)

Myst of Headless Horse (The Three Investigators, #26)

The Secret of the Crooked Cat #13 (The Three Investigators, #13)

Alfred Hitchcock and the Three Investigators in the Mystery of the Dancing Devil (The Three Investigators, #25)

The Mystery of the Laughing Shadowe Mystery of the Dancing Devil (The Three Investigators, #25)

Mystery of the Purple Pirate (Alfred Hitchcock Books, #33) (The Three Investigators, #33)

Myst Talking Skull (The Three Investigators, #11)

Myst of Smashing Glass (Knee-High Book, #38)

Hitchcock, Alfred, Three-in-one Book

Myst of Purple Pirate (Disney's Wonderful World of Reading, #33)