1969
National Gallery of Art, 1959
National Gallery of Art, 1926
National Gallery of Art, 1800
National Gallery of Art, 1965
National Gallery of Art, 1928
National Gallery of Art, 1910
National Gallery of Art, 1994
National Gallery of Art, 2012
National Gallery of Art, 1949
National Gallery of Art, 1951
National Gallery of Art, 1743
National Gallery of Art, 1825
![Study for Piazza Rotonda [working proof 3]](https://api.nga.gov/iiif/e8733bdc-9ee7-46a7-8f31-86f074017138/full/843,/0/default.jpg)
![Cottonwood [working proof 3]](https://api.nga.gov/iiif/62990d05-7ab0-4deb-be59-c7fcb34b6327/full/843,/0/default.jpg)
