1996
National Gallery of Art, 1937
National Gallery of Art, 2000
National Gallery of Art, 1899
National Gallery of Art, 1663
National Gallery of Art, 1926
National Gallery of Art, 1981
National Gallery of Art, 1940
National Gallery of Art, 1470
National Gallery of Art, 1941
National Gallery of Art, 1867
National Gallery of Art, 1971
National Gallery of Art, 1938
![Umbria Verde [working proof 5]](https://api.nga.gov/iiif/2f4ff620-7671-469e-bf95-4abed96bbf65/full/843,/0/default.jpg)
![Cicada [trial proof]](https://api.nga.gov/iiif/60490bf2-3111-4c34-9a5b-ee41b6d67998/full/843,/0/default.jpg)
