2012
National Gallery of Art, 1944
National Gallery of Art, 1951
National Gallery of Art, 1920
National Gallery of Art, 1936
National Gallery of Art, 1982
National Gallery of Art, 1915
National Gallery of Art, 1884
National Gallery of Art, 1956
National Gallery of Art, 1798
National Gallery of Art, 1900
National Gallery of Art, 1895
![Elefanten (Elephants) [p. 25]](https://api.nga.gov/iiif/17850e19-8300-45fe-a4b1-5da387c459ff/full/843,/0/default.jpg)
![Sitzender Affe (Sitting Monkey) [p. 35]](https://api.nga.gov/iiif/e4636645-10da-40c5-a8dd-7114747e700b/full/843,/0/default.jpg)
