Olga, Helen, Yuri and Sergey Mataev
Olga's Gallery: The Oath of the Horatii
View this famous painting by Jacques-Louis David, "The Oath of the Horatii, 1784.
National Gallery of Art
National Gallery of Art: Jean Antoine Houdon
View several of Houdon's most famous sculptures from the neoclassical period of art. All linked to descriptions of the pieces.
Art Cyclopedia
Artcyclopedia: Artistic Styles: Neoclassicism
This site provides great visuals but little information on paintings of the Neo-Classical style. Links to many artists are provided.