1930
National Gallery of Art, 1936
National Gallery of Art, 1930
National Gallery of Art, 1935
National Gallery of Art, 1910
National Gallery of Art, 1854
National Gallery of Art, 1440
National Gallery of Art, 1884
National Gallery of Art, 1652
National Gallery of Art, 1790
National Gallery of Art, 1728
![begonnene Elefantenstudie (Initial Sketch of an Elephant) [p. 31]](https://api.nga.gov/iiif/35932a00-3af6-4324-ae81-26b14c4de566/full/843,/0/default.jpg)
