1934
National Gallery of Art, 1956
National Gallery of Art, 1915
National Gallery of Art, 1933
National Gallery of Art, 1971
National Gallery of Art, 1967
National Gallery of Art, 1973
National Gallery of Art, 1908
National Gallery of Art, 1833
National Gallery of Art, 1937
National Gallery of Art, 1595
National Gallery of Art, 1991
National Gallery of Art, 1978
![Bent "Blue" [trial proof]](https://api.nga.gov/iiif/45fcb654-225f-4a8f-b6fa-ffe758250751/full/843,/0/default.jpg)
![Untitled 12 [working proof 5]](https://api.nga.gov/iiif/1be9d254-ef03-44b5-b22d-bdc0d2d1a0db/full/843,/0/default.jpg)
