The Nine Unknown
From Author Wars - https://authorwars.com/publications/the-nine-unknown-274784.html
Overview:
- Title: The Nine Unknown
- Author: Talbot Mundy
- Year: 1968
- Publisher: Avon
- Price: $0.75
- Pages: 254
- Binding: Paperback
- Type: Novel
- Title Reference: The Nine Unknown
- Notes: Stated 1st printing. Copyright page says cover artist is Don Crowley, but it appears to be by the same artist who did the other covers in this series, Jack Enderwelt.