1968
National Gallery of Art, 1937
National Gallery of Art, 1606
National Gallery of Art, 1688
National Gallery of Art, 1940
National Gallery of Art, 1560
National Gallery of Art, 1894
National Gallery of Art, 1565
National Gallery of Art, 1884
National Gallery of Art, 1789
National Gallery of Art, 1956
![Skizze und leerer Rahmen mit Bezeichnung (Sketch and Empty Frame with Inscription) [p. 37]](https://api.nga.gov/iiif/66058aa6-d417-476e-baf7-484b83bc11a0/full/843,/0/default.jpg)
![Drei Figuren (Three Figures) [p. 60]](https://api.nga.gov/iiif/1f026453-80a5-46eb-8979-3f593ec93043/full/843,/0/default.jpg)