1876
National Gallery of Art, 1441
National Gallery of Art, 1628
National Gallery of Art, 1923
National Gallery of Art, 1937
National Gallery of Art, 1943
National Gallery of Art, 1956
National Gallery of Art, 1769
National Gallery of Art, 1884
National Gallery of Art, 1936
National Gallery of Art, 1940
National Gallery of Art, 1755
National Gallery of Art, 1855
![Nude Youth Lying before a Rock [reverse]](https://api.nga.gov/iiif/36a7feaf-ce60-4f34-96f1-49accdfb8b12/full/843,/0/default.jpg)
![Weibliche Bildnisstudie und männliches Gesicht (Study of Female and Male Face) [p. 13]](https://api.nga.gov/iiif/4caf48a8-4605-4c74-83eb-ba35c5caa6f1/full/843,/0/default.jpg)
