George Grey Barnard art links 

George Grey Barnard at the Metropolitan Museum of Art, New York City
Abraham Lincoln

George Grey Barnard at the Metropolitan Museum of Art, New York City
Refugee

George Grey Barnard at the Metropolitan Museum of Art, New York City
The Struggle of the Two Natures in Man

Musée d'Orsay Collection Database, Paris

George Grey Barnard at the Smithsonian American Art Museum, Washington D.C.

Harvard University Art Museums, Massachusetts   NEW!

Huntington Sculpture Garden at Brookgreen Gardens, South Carolina
Maidenhood, 1896

 
National Art Databases and Museum Inventories:

Smithsonian Institution Art Inventories
List of works nationwide from two sources: the Inventory of American Paintings Executed before 1914 and the Inventory of American Sculpture (only a few percent of listings have an accompanying image)

 

Wikimedia Commons Image Database  

World Visit Guide (formerly Insecula)

Mary Ann Sullivan's Digital Imaging Project
Maidenhood, 1896

 

Union List of Artist Names (Getty Museum)  
Reference sheet with basic information about the artist and pointers to other references.

Wikipedia, the "Open Content" Encyclopedia

Encyclopedia Britannica, 1911 Edition
Complete article, now in the public domain. Obviously, some facts may have changed since 1911.