1884–1950
National Gallery of Art, 1951
National Gallery of Art, 1519
National Gallery of Art, 1966
National Gallery of Art, 1481
National Gallery of Art, 1934
National Gallery of Art, 1936
National Gallery of Art, 1470
National Gallery of Art, 1850
National Gallery of Art, 1948
National Gallery of Art, 1736
National Gallery of Art, 1935
National Gallery of Art, 1923
![Singender (?) Mann und begonnene Studie (Two Figures, One Might Be Singing) [p. 15]](https://api.nga.gov/iiif/4e21a3be-173d-4259-83aa-4cbcdf1bb977/full/843,/0/default.jpg)
