Four-Day Planet / Lone Star Planet
From Author Wars - https://authorwars.com/publications/four-day-planet--lone-star-planet-282545.html
Overview:
- Title: Four-Day Planet / Lone Star Planet
- Author: John J. McGuire, H. Beam Piper
- Year: Unknown
- ISBN-10: 0441248918
- Publisher: Ace Books
- Price: $2.75
- Pages: 340
- Binding: Paperback
- Type: Omnibus
- Title Reference: Four-Day Planet
- Notes:
Second Ace printing per the number line. McGuire is not mentioned on the cover, the spine, the copyright page, not the title page for Lone Star. His name only appears in the page headers for Lone Star Planet.