1925–2003
National Gallery of Art, 1955
National Gallery of Art, 1952
National Gallery of Art, 1980
National Gallery of Art, 1884
National Gallery of Art, 1864
National Gallery of Art, 1239
National Gallery of Art, 1700
National Gallery of Art, 1561
National Gallery of Art, 1936
National Gallery of Art, 1974
National Gallery of Art, 1910
![Begonnene Studie (Sketch) [p. 35]](https://api.nga.gov/iiif/149fd53f-6d10-472b-b768-f99823552392/full/843,/0/default.jpg)
![Liegendes oder gestürztes Pferd und Zuschauer (Reclining or Fallen Horse and Viewers) [p. 55]](https://api.nga.gov/iiif/a3a20230-cbba-44a2-aeda-328676c2119a/full/843,/0/default.jpg)