SF Encyclopedia Picture Gallery
William C Knott. Journey Across the Third Planet (Philadelphia, Pennsylvania: Chilton Book Company, 1969) [hb/Charles Geer]
Image courtesy of Clute Science Fiction Library at Telluride
William C Knott. Journey Across the Third Planet (Philadelphia, Pennsylvania: Chilton Book Company, 1969) [hb/Charles Geer]
Image courtesy of Clute Science Fiction Library at Telluride