1955
National Gallery of Art, 1837
National Gallery of Art, 1465
National Gallery of Art, 1949
National Gallery of Art, 1969
National Gallery of Art, 1937
National Gallery of Art, 1971
National Gallery of Art, 1938
National Gallery of Art, 1838
National Gallery of Art, 1727
National Gallery of Art, 1847
National Gallery of Art, 1951
![Figure 7 [trial proof]](https://api.nga.gov/iiif/f8b1a634-b575-4de8-8a02-6941a9c8338b/full/843,/0/default.jpg)
![Delaware Crossing [color trial proof]](https://api.nga.gov/iiif/26731a48-174e-4989-af74-301c95760617/full/843,/0/default.jpg)
