Caldwell, John, and Oswaldo Rodriguez Roque, "American Paintings in the Metropolitan Museum of Art, Volume I: A Catalogue of Works by Artists Born by 1815," New York, NY: The Metropolitan Museum of Art, 1994, pg. 136.
Summary:
Portrait of General George Washington standing on the battlefield at Yorktown, his left hand holding a riding crop and resting against a cannon, his right hand holding his hat. On the right there is a soldier standing beside his horse and a flag. In the background is a view of ships in the harbor at Yorktown.