1847
National Gallery of Art, 1921
Bruce Fund, Ailsa Mellon, 1612
National Gallery of Art, 1935
National Gallery of Art, 1938
National Gallery of Art, 1803
National Gallery of Art, 1956
National Gallery of Art, 1980
National Gallery of Art, 1644
National Gallery of Art, 1649
National Gallery of Art, 1612
![Two Camel Heads [recto]](https://api.nga.gov/iiif/3927aaf8-3f43-4d08-9a5e-6192db583361/full/843,/0/default.jpg)
