After Columbus: 400 Years of Native American Portraiture. NYPL Digital Collection
American Treasures of the Library of Congress
Archives of American Art. More than 20 million items preserving the paper and primary records of American visual arts.
Colonial North American Project at Harvard. Provides digitized materials for the study of colonial North America
Mugar American Studies Web Page
Museum of the City of New York
National Gallery of Art American Painting
Smithsonian American Art Museum
Smithsonian National Portrait Gallery
Whitney Museum of American Art