The image databases will give you access to online images. ArtSTOR is
particularly helpful because you can zoom in to, save, and print the
images.
Image Databases
ARTstor
This link opens in a new windowDigital images (over 1 million) in the areas of art, architecture, the humanities and the social sciences.
NYPL Digital Gallery
Provides access to 900,000+ images digitized from primary sources and printed rarities in the collections of The New York Public Library, including illuminated manuscripts, historical maps, vintage posters, rare prints and photographs, illustrated books, printed ephemera, and more.
Europeana
Paintings, music, films and books from Europe's galleries, libraries, archives and museums.