William Henry Fox Talbot
Light & Shadow, Reproductive Processes, Vision
The Metropolitan Museum
http://www.metmuseum.org/TOAH/HD/tlbt/hd_tlbt.htm
The Fox Talbot Museum
William Henry Fox Talbot, The Open Door, in Pencil of Nature, Plate VI, April 1844. Salt print from a calotype negative. 14.4 x 19.5 cm. Courtesy of George Eastman House, International Museum of Photography and Film.
William Henry Fox Talbot, Lace (Plate XX in The Pencil of Nature), 1844–46, Calotype.