Keywords: Sir John Herschel with Cap, by Julia Margaret Cameron.jpg Sir John Herschel with Cap Subject is John Herschel English mathematician and scientist Albumen print 340 x 264mm 13 3/8 x 10 3/8 P213 Scanned from Colin Ford's Julia Margaret Cameron 19th Century Photographer of Genius ISBN 1855145065 1867-04 creator Julia Margaret Cameron File Sir John Herschel with Cap by Julia Margaret Cameron detail jpg PD-old-100 Julia Margaret Cameron 19th Century Photographer of Genius John Herschel Photographs by Julia Margaret Cameron |