1938
National Gallery of Art, 1879
National Gallery of Art, 1475
National Gallery of Art, 1810
National Gallery of Art, 1861
National Gallery of Art, 1643
National Gallery of Art, 1972
National Gallery of Art, 1996
National Gallery of Art, 1936
National Gallery of Art, 1893
National Gallery of Art, 1860
National Gallery of Art, 1956
National Gallery of Art, 1521
![Two Flags [trial proof]](https://api.nga.gov/iiif/6a3913a1-38bd-46b8-abbe-08fbf24c7aae/full/843,/0/default.jpg)
