Category: Book: Paperback
Machine:
Date: 1983
Original Publisher: Usborne Publishing Ltd (UK)
Category: Book: Hardcover
Date: unknown
Original Publisher: Bertelsmann (Germany)
Category: Adventure Game: Text-Only
Machine: ZX-Spectrum 48K
Date: 1984
Original Publisher: Usborne Publishing Ltd (UK) - type-in from book "The Mystery of Silver Mountain"
Date: 1982