1930–1939
National Gallery of Art, 1515
National Gallery of Art, 1955
National Gallery of Art, 1984
National Gallery of Art, 1890
Williams, Dave H. and Reba W., 1935
National Gallery of Art, 1622
National Gallery of Art, 1455
National Gallery of Art, 1939
National Gallery of Art, 1551
National Gallery of Art, 1975
National Gallery of Art, 1994
National Gallery of Art, 1935
![Bartolommeo Colleone of Bergamo, 1400-1475, Condottiere [obverse]](https://api.nga.gov/iiif/a0171748-620c-4cb7-a812-168a1ed3f1f4/full/843,/0/default.jpg)
![After Holbein [working proof]](https://api.nga.gov/iiif/100a0827-425a-49ba-8c4b-dbc0cde96927/full/843,/0/default.jpg)
