SF Encyclopedia Picture Gallery
M C Escher. The Magic Mirror of M. C. Escher: Twenty-Fifth Anniversary Edition (New York: Taschen, 2007) edited by Bruno Ernst [graph: hb/M C Escher]
Image courtesy of Clute Science Fiction Library at Telluride
M C Escher. The Magic Mirror of M. C. Escher: Twenty-Fifth Anniversary Edition (New York: Taschen, 2007) edited by Bruno Ernst [graph: hb/M C Escher]
Image courtesy of Clute Science Fiction Library at Telluride