SF Encyclopedia Picture Gallery
David Mogen. Wilderness Visions: The Western Theme in Science Fiction Literature: Second Edition, Revised and Expanded (San Bernardino, California: The Borgo Press, 1993) [nonfiction: exp vt of Wilderness Visions: Scientific Westerns, Volume One (1982): Westerns: in the publisher's I O Evans Studies in the Philosophy and Criticism of Literature series: hb/]
Image courtesy of Clute Science Fiction Library at Telluride