Other
An American Tradition: The Pennsylvania Impressionists
This site gives an in-depth look into the Pennsylvania Impressionists and their history.
Other
Tfao: American Impressionism to Modernism
This site gives a breif history of art movements from Impressionism to Modernism, concentrating in America. There are also pages linked to key artists within each movement where you can also see their work.
National Gallery of Art
National Gallery of Art: Childe Hassam, "Allies Day"
This resource includes a picture of the famous painting, "Allies Day," as well as a brief description of the history behind it.
National Gallery of Art
National Gallery of Art: American Impressionists
This site provides many examples of American Impressionistic work. Also, under the section titled "Overview", it gives information into the origins of American Impressionism (click the "continued" link after the paragraph).
Smithsonian Institution
Smithsonian American Art Museum: American Impressionism
The Smithsonian American Art Museum contains examples of works by many of the American Impressionists. With each work, there is a brief bit of information regarding the work. Click "Artworks" in the toolbar to view a slideshow of the...
Other
Lyme Art: American Impressionism
This site gives a brief history of the American Impressionists who painted in Lyme, Connecticut.
Other
Gallery of American Impressionism
This resource is an online gallery where you can search through many American Impressionists works.