1552–1615
National Gallery of Art, 1523
National Gallery of Art, 1879
National Gallery of Art, 1500
National Gallery of Art, 1945
National Gallery of Art, 1977
National Gallery of Art, 1555
National Gallery of Art, 1972
Bruce Fund, Ailsa Mellon, 1764
National Gallery of Art, 1936
National Gallery of Art, 1954
National Gallery of Art, 1644
National Gallery of Art, 1884
![Five Studies of Heads; A Boy in Profile with Studies of Hands and Feet [verso]](https://api.nga.gov/iiif/4be15627-bdb2-4662-924e-4705d2ef6324/full/843,/0/default.jpg)