This book is Copyright © 1994 by Zach Meston and J. Douglas Arnold, Sandwich Islands Publishing, Ltd.
Publication date: 1995/04
Dimensions: 22.9 x 15.2 x 1 cm
The book also contains a large foldout map of Level 6 (Thicket) inserted between pages 116 and 117:
Although the map mentions that a duplicate of the key is available on pages 120 and 121, this is a mistake and the duplicate key is on pages 116 and 117.