1985–1991
National Gallery of Art, 1920
National Gallery of Art, 1937
National Gallery of Art, 1770
National Gallery of Art, 1528
National Gallery of Art, 1963
National Gallery of Art, 1985
National Gallery of Art, 1880
Gemini G.E.L., 1979
National Gallery of Art, 1704
National Gallery of Art, 1935
![Berlin Dream Stamp [special proof]](https://api.nga.gov/iiif/32ccbac3-1471-4f87-9d66-f719570fed26/full/843,/0/default.jpg)
![Rug [special proof]](https://api.nga.gov/iiif/846d478c-de6a-4c94-b389-a585fd6eaa7a/full/843,/0/default.jpg)
