1598–1650
National Gallery of Art, 1990
National Gallery of Art, 1973
National Gallery of Art, 1772
National Gallery of Art, 1923
National Gallery of Art, 1935
National Gallery of Art, 1807
National Gallery of Art, 1821
National Gallery of Art, 1976
National Gallery of Art, 1470
National Gallery of Art, 1500
National Gallery of Art, 1970
![Flagstones (b) [trial proof 2]](https://api.nga.gov/iiif/b1ff268d-e5cd-4005-9aab-79cd68ad681d/full/843,/0/default.jpg)
![Saint Ambrose on Horseback, Wielding a Scourge [reverse]](https://api.nga.gov/iiif/91488fad-920b-4f3c-a4e0-03a37870e4f4/full/843,/0/default.jpg)
