Portrait of Jacob Brown (1775-1828) - Alonzo Chappel
 

The Story of Lucretia (detail 2) 1496-1504 - Sandro Botticelli (Alessandro Filipepi)
 

Niccolò da Tolentino Leads the Florentine Troops (detail) 1450s - Paolo Uccello
 

Portrait of John Barry (1745-1803) - Alonzo Chappel
 

The Story of Lucretia 1496-1504 - Sandro Botticelli (Alessandro Filipepi)
 

Portrait of Anthony Wayne (1745-96) - Alonzo Chappel
 

The Raising of an Army, plate 2 from 'The Miseries and Misfortunes of War' 1633 - Jacques Callot
 

Portrait of James Lawrence (1781-1813) - Alonzo Chappel
 

Portrait of John Charles Fremont (1813-90) - Alonzo Chappel
 

The Story of Lucretia (detail 3) 1496-1504 - Sandro Botticelli (Alessandro Filipepi)
 

Marsh Peasants of Riom in the Puy de Dome Region of the Auvergne, c.1865 - Charles Bour
 

Portrait of George Brinton McClellan (1826-85) - Alonzo Chappel
 

Triumph Of The Will: The Challenge - James Jacques Joseph Tissot
 

Allegory with wolf and eagle - Leonardo Da Vinci

Anatomical studies of the shoulder - Leonardo Da Vinci

Studies of human skull - Leonardo Da Vinci

Study sheet with horses - Leonardo Da Vinci

Study Sheet With Cats Dragon And Other Animals - Leonardo Da Vinci

Star of Bethlehem and other plants - Leonardo Da Vinci

Old man with ivy wreath and lion's head - Leonardo Da Vinci

Study Of Horses 2 - Leonardo Da Vinci

Deluge Over A City - Leonardo Da Vinci