1983
National Gallery of Art, 1992
National Gallery of Art, 1530
Corcoran Gallery of Art, 1798
National Gallery of Art, 1850
Corcoran Gallery of Art, 1971
National Gallery of Art, 1783
National Gallery of Art, 1524
National Gallery of Art, 1939
National Gallery of Art, 1622
National Gallery of Art, 1951
National Gallery of Art, 1606
National Gallery of Art, 1969
![The Martyrdom of Saints Peter and Paul [recto]](https://api.nga.gov/iiif/fd07ade9-ecf9-4dad-837f-00652438e5f6/full/843,/0/default.jpg)
![Figure 9 [color trial proof]](https://api.nga.gov/iiif/91cf5eac-42a3-4cc7-994e-a6d0fe50c521/full/843,/0/default.jpg)