1903–1970
National Gallery of Art, 1680
National Gallery of Art, 1939
National Gallery of Art, 1935
National Gallery of Art, 1988
National Gallery of Art, 1759
National Gallery of Art, 1957
National Gallery of Art, 1600
National Gallery of Art, 1960
National Gallery of Art, 1700
National Gallery of Art, 1946
National Gallery of Art, 1758
![Four Studies of Heads [verso]](https://api.nga.gov/iiif/7c2e5905-e667-4b1a-8e15-8592bb0987f8/full/843,/0/default.jpg)
