Marshall Milton MILLER was born on 5 April 1830 in Dummerston, Vermont, USA.  An American professional photographer, he worked in Hong Kong and Canton (Guangzhou) for about three years from July 1860, before returning to America.  “Whilst in China he demonstrated an exceptional skill in studio portraiture.”  Terry Bennett History of Photography in China - Western Photographers - 1861-1879, Quaritch 2010.