Island Of Secrets can be found as a type-in listing in the book of the same name. A free PDF of this book is available for download from Usborne Publishing (scroll to near the bottom of the page).
As well as the listing the book contains an illustrated background story to the adventure. Some of the illustrations contain information that may aid the adventurer.
Later published on the Electron User Group PD Disc 58 in May 2001.
|Title||Island Of Secrets|
|Publishers||Usborne Publishing Ltd.|
Electron User Group
|Compatibility||A:✘ B:✔ Master: Untested|
|Compilation||Island Of Secrets (BOOK)|