1920–1940
National Gallery of Art, 1927
National Gallery of Art, 1883
National Gallery of Art, 1922
National Gallery of Art, 1955
National Gallery of Art, 1984
National Gallery of Art, 1937
National Gallery of Art, 1976
National Gallery of Art, 1936
Corcoran Gallery of Art, 1865
National Gallery of Art, 1950
National Gallery of Art, 1941
National Gallery of Art, 1997
![Man Sleeping [recto]](https://api.nga.gov/iiif/b68fba68-6f2c-4ec0-8cac-39e6df4a0d95/full/843,/0/default.jpg)
![Study VI, New York Harbor [#3, white-gray]](https://api.nga.gov/iiif/91d995ee-7447-4bfb-b9fd-036ae8b040cb/full/843,/0/default.jpg)