1884–1950
National Gallery of Art, 1945
National Gallery of Art, 1919
National Gallery of Art, 1560
National Gallery of Art, 1959
National Gallery of Art, 1961
National Gallery of Art, 1954
National Gallery of Art, 1963
National Gallery of Art, 1960
National Gallery of Art, 1480
National Gallery of Art, 1930
National Gallery of Art, 1936
National Gallery of Art, 1654
![Hallenarchitektur (Vaulted Architecture) [p. 19]](https://api.nga.gov/iiif/700d77a7-974a-4464-a8a3-4d1ec7e74737/full/843,/0/default.jpg)
![Three Crowns: Constantinople, Iconium, and Trebizond [reverse]](https://api.nga.gov/iiif/df97a25b-5ece-4fcd-bfc3-0cd1e2089c8e/full/843,/0/default.jpg)
