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. 164.
Summary:
Bust-length portrait of man in a green coat, a book held in his right hand. He is seated sideways, and looks to his left at the viewer. The portrait was originally intended as a rectangular portrait, but was subsequently changed to an oval format.