1961
National Gallery of Art, 1944
Frank, Robert, 1941
National Gallery of Art, 1905
National Gallery of Art, 1982
National Gallery of Art, 1745
Frank, Robert, 1951
National Gallery of Art, 1955
National Gallery of Art, 1884
National Gallery of Art, 1854
National Gallery of Art, 1935
National Gallery of Art, 1559
National Gallery of Art, 1924
![Untitled [figure playing piano]](https://api.nga.gov/iiif/eea42e07-c4df-4dd4-bbcd-dfaee5a7adda/full/843,/0/default.jpg)
![Zwei Figuren auf dem Trapez (Two Figures on a Trapeze) [p. 16]](https://api.nga.gov/iiif/e46dd3ad-d500-4715-9fed-0d8c1589cef3/full/843,/0/default.jpg)
