1884–1950
National Gallery of Art, 1948
National Gallery of Art, 1962
National Gallery of Art, 1935
National Gallery of Art, 1893
National Gallery of Art, 1990
National Gallery of Art, 1936
National Gallery of Art, 1843
National Gallery of Art, 1622
National Gallery of Art, 1862
National Gallery of Art, 2004
National Gallery of Art, 1982
National Gallery of Art, 1863
![begonnene Elefantenstudie (Initial Sketch of an Elephant) [p. 29]](https://api.nga.gov/iiif/665654d3-a139-497c-976c-0e34ef83de68/full/843,/0/default.jpg)
