The Coming of the Terrans (frontispiece)

From Author Wars - https://authorwars.com/books/the-coming-of-the-terrans-frontispiece-337841.html

Overview:

Title: The Coming of the Terrans (frontispiece)
Author: uncredited
Year: 1967
Type: Interior Art

Editions/Publications:

Unknown. The Coming of the Terrans (Unknown, uncredited, Ace Books, $0.50, 157 pages, Paperback, Collection)