2000
National Gallery of Art, 1906
Crown Point Press, 2000
National Gallery of Art, 1916
National Gallery of Art, 1868
National Gallery of Art, 1956
National Gallery of Art, 1937
National Gallery of Art, 1819
National Gallery of Art, 1570
National Gallery of Art, 1846
National Gallery of Art, 1876
National Gallery of Art, 1645
National Gallery of Art, 1938
![Cantilever Bridges [working proof 4]](https://api.nga.gov/iiif/6b37ac65-caf2-493a-a472-1d94f9053ce0/full/843,/0/default.jpg)
![A Walk in the Woods [working proof 2 for Center Panel]](https://api.nga.gov/iiif/f1587277-db98-4059-9b82-aebeb5378953/full/843,/0/default.jpg)
