1883–1941
National Gallery of Art, 1937
National Gallery of Art, 1903
National Gallery of Art, 1938
National Gallery of Art, 1604
National Gallery of Art, 1940
National Gallery of Art, 1945
National Gallery of Art, 1935
National Gallery of Art, 1616
National Gallery of Art, 1640
National Gallery of Art, 1876
National Gallery of Art, 1468
![Les Clefs des Songes (The Key to Dreams) [plate 16]](https://api.nga.gov/iiif/40e0db41-5183-46c5-872d-43ae3573b885/full/843,/0/default.jpg)
![Emperor, Pope, and Cardinals on Ponte Sant' Angelo [reverse]](https://api.nga.gov/iiif/40542c88-9dd3-477b-b9cf-8aca5c88829a/full/843,/0/default.jpg)