The Martian Visitors (original cover art: b&w)

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Overview:

Title: The Martian Visitors (original cover art: b&w)
Author: Ed Emshwiller
Year: 1964
Type: Interior Art

Editions/Publications:

Unknown. Emshwiller: Infinity x Two (Unknown, Ed Emshwiller, Nonstop Press, ISBN-10: 1933065087, $39.95, 173 pages, Hardcover, Non-fiction)