1942
National Gallery of Art, 1933
National Gallery of Art, 1938
National Gallery of Art, 1967
National Gallery of Art, 1492
National Gallery of Art, 1626
National Gallery of Art, 1955
National Gallery of Art, 1573
National Gallery of Art, 2000
National Gallery of Art, 1837
National Gallery of Art, 1941
National Gallery of Art, 1500
National Gallery of Art, 1927
![Interieur mit Figuren (Interior with Figures) [p. 11]](https://api.nga.gov/iiif/559c231f-bbf9-4ba1-aa14-f676af38d286/full/843,/0/default.jpg)
![Over the River, Project for the Arkansas River, Colorado [top panel]](https://api.nga.gov/iiif/e9145a59-937c-46b6-873c-ca2205e15fd0/full/843,/0/default.jpg)
