King of the Fourth Planet
From Author Wars - https://authorwars.com/books/king-of-the-fourth-planet-1000529.html
Overview:
- Title: King of the Fourth Planet
- Author: Ed Emshwiller
- Year: 1962
- Type: Cover Art
Variant Titles:
Editions/Publications:
- Unknown. King of the Fourth Planet / Cosmic Checkmate (Unknown, Ed Emshwiller, Ace Books, $0.40, 96+128 pages, dos, Omnibus)