Triplanetary
From Author Wars - https://authorwars.com/publications/triplanetary-274146.html
Overview:
- Title: Triplanetary
- Author: E. E. 'Doc' Smith
- Year: 1967
- Publisher: Pyramid Books
- Price: $0.60
- Pages: 240
- Binding: Paperback
- Type: Novel
- Title Reference: Triplanetary
- Notes: Fourth printing of the Pyramid edition according to the copyright page of the seventh printing.