1969
National Gallery of Art, 1556
National Gallery of Art, 1804
National Gallery of Art, 1884
National Gallery of Art, 1753
National Gallery of Art, 1948
National Gallery of Art, 1928
National Gallery of Art, 1624
National Gallery of Art, 1775
National Gallery of Art, 1977
National Gallery of Art, 1937
National Gallery of Art, 2004
National Gallery of Art, 1592
![Faith [reverse]](https://api.nga.gov/iiif/9c0d2b95-207b-465a-b3c2-d26e75cd173f/full/843,/0/default.jpg)
![Nilpferd in Rückenansicht (Hippo from behind) [p. 24]](https://api.nga.gov/iiif/677c4363-3a31-43b6-b350-da3b208da0e2/full/843,/0/default.jpg)
![Archetypa studiaque patris Georgii Hoefnagelii [Part 1, Plate 11]](https://api.nga.gov/iiif/fd533ecc-139a-4416-9fba-050d099aff1f/full/843,/0/default.jpg)