1861–1869
National Gallery of Art, 1976
National Gallery of Art, 1950
National Gallery of Art, 1937
National Gallery of Art, 1749
National Gallery of Art, 1942
National Gallery of Art, 1610
National Gallery of Art, 1605
National Gallery of Art, 1884
National Gallery of Art, 1892
National Gallery of Art, 1670
National Gallery of Art, 1935
National Gallery of Art, 1816
![Drei Skizzen mit Bezeichnung (Three Sketches with Inscriptions) [p. 4]](https://api.nga.gov/iiif/ecc20dc5-7116-4351-99bf-97a1205af855/full/843,/0/default.jpg)
![Apollo Belvedere [reverse]](https://api.nga.gov/iiif/b58ffd09-8c28-4d49-8ba0-96e1320ebe33/full/843,/0/default.jpg)