Links

The Ambassadors
http://www.artchive.com/artchive/H/holbein/ambassadors.jpg.html

"Arnolfini Wedding"
http://www.artchive.com/artchive/V/van_eyck/arnlfini.jpg.html

Lotto's Husband and Wife
http://www.artchive.com/artchive/L/lotto/husband_and_wife.jpg.html

Gorman's Paper:
http://www.stanford.edu/group/shl/Eyes/hockney