1940
National Gallery of Art, 1953
National Gallery of Art, 1935
National Gallery of Art, 1921
National Gallery of Art, 1742
National Gallery of Art, 1936
National Gallery of Art, 1657
National Gallery of Art, 1829
National Gallery of Art, 1667
National Gallery of Art, 1958
Rothko, Mark, 1903
National Gallery of Art, 1918
![La libreria. V. [upper left]](https://api.nga.gov/iiif/a66c87e8-a733-4bd2-987b-20aaf3976dd2/full/843,/0/default.jpg)
![Ernst Bogislaus, Duke of Croy and Arschott, Prince of the Holy Roman Empire [obverse]](https://api.nga.gov/iiif/647fa7c2-c517-4be5-988e-d2d7c7a69390/full/843,/0/default.jpg)
