SF Encyclopedia Picture Gallery
Norbert Jacques . Ingenieur Mars ["Engineer Mars"] (Munich, Germany: Drei Masten Verlag, 1923) [hb/nonpictorial]
Image courtesy of Clute Science Fiction Library at Telluride
Norbert Jacques . Ingenieur Mars ["Engineer Mars"] (Munich, Germany: Drei Masten Verlag, 1923) [hb/nonpictorial]
Image courtesy of Clute Science Fiction Library at Telluride