First on Mars
From Author Wars - https://authorwars.com/publications/first-on-mars-261474.html
Overview:
- Title: First on Mars
- Author: Rex Gordon
- Year: 1957
- Publisher: Ace Books
- Price: $0.35
- Pages: 192
- Binding: Paperback
- Type: Novel
- Title Reference: First on Mars
- Notes:
- © 1957 No other date, edition, publication, printing or number line
- First known printing under this title
- The artist is not credited, no visible signature on the artwork
- Cover art credit from Diamanten aus der Sonne which does show a readable EMSH signature.