1967–1968
National Gallery of Art, 1755
National Gallery of Art, 1649
National Gallery of Art, 1604
National Gallery of Art, 1940
Corcoran Gallery of Art, 1976
National Gallery of Art, 1937
National Gallery of Art, 1861
National Gallery of Art, 1971
National Gallery of Art, 1989
National Gallery of Art, 1927
National Gallery of Art, 1910
National Gallery of Art, 1495
![Sheet of Studies [recto and verso]](https://api.nga.gov/iiif/5a722aa1-6f97-4fad-b746-c94bfce5ba81/full/843,/0/default.jpg)
![All Creatures Great and Small: Grasshopper [obverse]](https://api.nga.gov/iiif/8ae5edcf-a10a-441c-9207-7776c81a7659/full/843,/0/default.jpg)
![Between the Clock and the Bed [trial proof (hannemuhle) 1/2]](https://api.nga.gov/iiif/c78d62b6-98f5-42c9-b538-b63d695d2cd3/full/843,/0/default.jpg)
