1884–1950
National Gallery of Art, 1895
National Gallery of Art, 1961
National Gallery of Art, 1903
National Gallery of Art, 1565
National Gallery of Art, 1936
National Gallery of Art, 1893
National Gallery of Art, 1972
National Gallery of Art, 1804
National Gallery of Art, 1726
National Gallery of Art, 1939
National Gallery of Art, 1884
National Gallery of Art, 1978
![Begonnener Pferdekopf (Beginning Sketch of Horse Head) [p. 7]](https://api.nga.gov/iiif/3a3bbb04-5daa-4f15-9d62-f84a4a7627c6/full/843,/0/default.jpg)
![Zwei Figuren und ein Gesicht (Two Figures and a Face) [p. 47]](https://api.nga.gov/iiif/7ffc30c4-0e8e-4c3d-95dc-24a4c6e7f581/full/843,/0/default.jpg)
