1948
National Gallery of Art, 1834
National Gallery of Art, 1937
National Gallery of Art, 1924
National Gallery of Art, 1935
National Gallery of Art, 1963
National Gallery of Art, 1841
National Gallery of Art, 1884
National Gallery of Art, 1500
National Gallery of Art, 1901
National Gallery of Art, 1922
National Gallery of Art, 1938
![Begonnener Pferdekopf (Beginning Sketch of Horse Head) [p. 7]](https://api.nga.gov/iiif/3a3bbb04-5daa-4f15-9d62-f84a4a7627c6/full/843,/0/default.jpg)
