1789–1863
National Gallery of Art, 1937
National Gallery of Art, 1947
National Gallery of Art, 1981
National Gallery of Art, 1940
National Gallery of Art, 1632
National Gallery of Art, 1965
National Gallery of Art, 1864
National Gallery of Art, 1884
National Gallery of Art, 1903
National Gallery of Art, 1941
National Gallery of Art, 1896
National Gallery of Art, 1804
![Combination [working proof 5]](https://api.nga.gov/iiif/67b27c33-5fd7-49d2-b23b-e1c176f07fd9/full/843,/0/default.jpg)
![Crouching Monkey and Man's Head; Bones and Muscles [verso]](https://api.nga.gov/iiif/f595e0a4-6da5-4ca6-9204-7b3804549a1b/full/843,/0/default.jpg)
![Figure Composition with Grid [recto]](https://api.nga.gov/iiif/62fb3abc-ab87-46b5-9708-ea8a019816ab/full/843,/0/default.jpg)
