1607–1617
National Gallery of Art, 1937
National Gallery of Art, 1955
National Gallery of Art, 1939
National Gallery of Art, 1627
National Gallery of Art, 1837
National Gallery of Art, 1509
National Gallery of Art, 1980
National Gallery of Art, 1947
National Gallery of Art, 1953
National Gallery of Art, 1875
![Studies of Horses [recto]](https://api.nga.gov/iiif/b533afa7-e562-4c38-b1c7-0582f32a0bc8/full/843,/0/default.jpg)
![Drypoint Zeta [special proof]](https://api.nga.gov/iiif/51358fc0-5cb3-4175-96e9-1b6519a9fc0f/full/843,/0/default.jpg)
