1946
National Gallery of Art, 1988
National Gallery of Art, 2000
National Gallery of Art, 2001
National Gallery of Art, 1592
National Gallery of Art, 1801
National Gallery of Art, 1955
National Gallery of Art, 1576
National Gallery of Art, 1938
National Gallery of Art, 1859
National Gallery of Art, 1884
National Gallery of Art, 1696
![Pi [working proof 2]](https://api.nga.gov/iiif/cd9ef14b-ffc9-4b54-8bff-f34993de222f/full/843,/0/default.jpg)
![Archetypa studiaque patris Georgii Hoefnagelii [Part 2, Plate 4]](https://api.nga.gov/iiif/0cd2f6f4-c46c-4b33-9b37-5c27fd4482c9/full/843,/0/default.jpg)
![Untitled [seated female nude]](https://api.nga.gov/iiif/ee02ab79-4220-443e-ba11-2f5f63f9738b/full/843,/0/default.jpg)
![Untitled [seated nude resting her hands on her legs]](https://api.nga.gov/iiif/09f00130-e6a2-4eca-b4c8-fcc60dba6c2c/full/843,/0/default.jpg)
![begonnene Studie (Intial Sketch) [p. 51]](https://api.nga.gov/iiif/293bcbb3-cace-4df2-a417-fcc62fc2fa95/full/843,/0/default.jpg)
