1874
National Gallery of Art, 1968
National Gallery of Art, 2004
National Gallery of Art, 1982
National Gallery of Art, 1475
National Gallery of Art, 1913
National Gallery of Art, 1895
National Gallery of Art, 1634
National Gallery of Art, 1905
National Gallery of Art, 1887
National Gallery of Art, 1945
National Gallery of Art, 1919
National Gallery of Art, 1979
![Untitled (Blue) [trial proof]](https://api.nga.gov/iiif/7cc975fe-cf80-44ab-a9a2-7e84d54598da/full/843,/0/default.jpg)
![An Artist Seated at His Easel [recto]](https://api.nga.gov/iiif/c996ceff-4512-4932-968b-998666cbc6f6/full/843,/0/default.jpg)
