SF Encyclopedia Picture Gallery
Robert Nathan. Heaven and Hell and the Megas Factor (New York: Delacorte Press, 1975) [hb/Irv Bogen]
Image courtesy of Clute Science Fiction Library at Telluride
Robert Nathan. Heaven and Hell and the Megas Factor (New York: Delacorte Press, 1975) [hb/Irv Bogen]
Image courtesy of Clute Science Fiction Library at Telluride