62 books • 18 series
Myst Headles Horse-Hch (The Three Investigators, #26) (The Three Investigators, #26) (The Three Investigators, #26)
Mystery of the Deadly Double (The Three Investigators, #28) (Alfred Hitchcock Books) (Alfred Hitchcock Books) (Alfred Hitchcock Books)
Mystery of the Dancing Devil (The Three Investigators, #25) (The Three Investigators, #25) (The Three Investigators, #25) (Alfred Hitchcock Books) (Alfred Hitchcock Books) (Alfred Hitchcock Books)
Alfred Hitchcock and the Three Investigators in the Mystery of the Headless Horse (Disney's Wonderful World of Reading, #26)
Secret of Phantom Lake (The Three Investigators) (Alfred Hitchcock Mysteries) (Alfred Hitchcock Books)
Htchk Mys Dancng Devil (The Three Investigators, #25) (The Three Investigators, #25) (The Three Investigators, #25)