1892
National Gallery of Art, 1955
National Gallery of Art, 1884
National Gallery of Art, 1627
National Gallery of Art, 1576
National Gallery of Art, 1931
National Gallery of Art, 1911
National Gallery of Art, 1959
National Gallery of Art, 1939
National Gallery of Art, 1849
National Gallery of Art, 1995
National Gallery of Art, 1937
![Nilpferdkopf mit geöffnetem Maul (Hippo with Open Mouth) [p. 15]](https://api.nga.gov/iiif/e0b4fca7-23c6-4c78-8a45-28d44754b11d/full/843,/0/default.jpg)
![Untitled [seated nude with her right foot on the chair seat]](https://api.nga.gov/iiif/c0adef8f-f77a-490e-953a-675b1a074ecc/full/843,/0/default.jpg)