2019
National Gallery of Art, 1951
National Gallery of Art, 1997
National Gallery of Art, 1953
National Gallery of Art, 1806
National Gallery of Art, 1708
National Gallery of Art, 1904
National Gallery of Art, 2002
National Gallery of Art, 1651
National Gallery of Art, 1936
National Gallery of Art, 1790
National Gallery of Art, 1903
National Gallery of Art, 1861
![Canyon Clouds [working proof 2]](https://api.nga.gov/iiif/ae1714da-5646-426b-9d2d-7e72539304ad/full/843,/0/default.jpg)
![Woman Tying Her Shoelace [verso]](https://api.nga.gov/iiif/88ca6c51-a520-454d-a426-a8f7870a88f4/full/843,/0/default.jpg)
