1884–1950
National Gallery of Art, 1939
National Gallery of Art, 1968
National Gallery of Art, 1894
National Gallery of Art, 1903
National Gallery of Art, 1634
National Gallery of Art, 1936
National Gallery of Art, 1923
National Gallery of Art, 1444
National Gallery of Art, 1941
National Gallery of Art, 1725
National Gallery of Art, 1962
National Gallery of Art, 1862
![Paar durch ein Fenster gesehen (Distrought Couple Seen through a Window) [p. 57]](https://api.nga.gov/iiif/38097c82-9ba3-4803-91c6-f7710badbf9a/full/843,/0/default.jpg)
![Figure 1 [working proof]](https://api.nga.gov/iiif/b5d84be2-94ee-4f7b-bbaf-5925dec84af6/full/843,/0/default.jpg)
![Leonello d'Este, 1407-1450, Marquess of Ferrara 1441 [obverse]](https://api.nga.gov/iiif/5015164f-a51e-4fec-a833-fb600b5d0159/full/843,/0/default.jpg)
