1989
National Gallery of Art, 1942
National Gallery of Art, 1930
National Gallery of Art, 1936
National Gallery of Art, 1934
National Gallery of Art, 1605
National Gallery of Art, 1938
National Gallery of Art, 1939
National Gallery of Art, 1956
National Gallery of Art, 1944
National Gallery of Art, 1945
National Gallery of Art, 1525
National Gallery of Art, 1923
![Sängerin vor Flügel (Woman at Piano, Singing) [p. 15]](https://api.nga.gov/iiif/34ac785d-95c0-4c8f-bef1-b0ad371dd121/full/843,/0/default.jpg)