Early Modern

Dutch and Flemish	Paintings of Vermeer (with locations and chronology) World Art Treasures: Vermeer (Heavily Illustrated Interactive Site on Vermeer and his contemporaries) ICONCLASS (Iconographic Thesaurus)
France	The Age of Englightenment: Paintings in France's National Museums (Ministry of Culture) Le concours du Prix de Rome (Images of works of all the "vainquers" 1774-1928)
Italy	1000 Years of Italian Sculpture (A large pictorial archive) The Florence Art Guide ("monuments, epochs, personnages, images") Inventory/Catalogue of the Drawings in the Biblioteca Ambrosiana, Milan