Charles Scribner III, “'In Alia Effigie': Caravaggio's London Supper at Emmaus”
In Alia Effigie—The Supper at Emmaus
For Charles Scribner's 1977 article explaining the iconography of Caravaggio's famous painting, click this link:
http://www.scribd.com/doc/219556651/In-alia-effigie-Caravaggio-s-London-Supper-at-Emmaus-by-Charles-Scribner-III