1903–1970
National Gallery of Art, 1884
National Gallery of Art, 1658
National Gallery of Art, 1939
National Gallery of Art, 1648
National Gallery of Art, 1903
National Gallery of Art, 1895
National Gallery of Art, 1620
National Gallery of Art, 1564
National Gallery of Art, 1622
National Gallery of Art, 1950
National Gallery of Art, 1965
![drei Köpfe und Beschriftung (Three Heads, One Notation) [p. 11]](https://api.nga.gov/iiif/851f1eac-bef9-4b2d-adca-c60d3a560013/full/843,/0/default.jpg)
