The Starmen

From Author Wars - https://authorwars.com/publications/the-starmen-47860.html

Overview:

Title: The Starmen
Author: Leigh Brackett
Year: 1952
Publisher: Gnome Press
Price: $2.75
Pages: 213
Binding: Hardcover
Type: Novel
Title Reference: The Starmen
Notes: "First edition so stated on copyright page. Reissued with abridgment and editorial changes as THE GALACTIC BREED. The 1952 Gnome Press text was reprinted as THE STARMEN OF LLYRDIS." - Currey
Copyright page states "Short version copyright 1951 by Better Publications, Inc.", referring to the title "The Starmen of Llyrdis (Complete Novel)".