The Invisible Castle
From Author Wars - https://authorwars.com/publications/the-invisible-castle-942013.html
Overview:
- Title: The Invisible Castle
- Author: Les Martin
- Year: 1986
- ISBN-10: 0394878787
- Publisher: Random House
- Price: $1.95
- Pages: 64
- Binding: Trade Paperback
- Type: Chapter Book
- Title Reference: The Invisible Castle
- Notes: Price on back cover in amazon.com photo.