1888–1889
National Gallery of Art, 1892
National Gallery of Art, 1938
National Gallery of Art, 1891
National Gallery of Art, 1935
National Gallery of Art, 1980
National Gallery of Art, 1728
National Gallery of Art, 1834
National Gallery of Art, 1950
National Gallery of Art, 1939
National Gallery of Art, 1784
National Gallery of Art, 1956
National Gallery of Art, 1957
![Hippocrates and Dr. John Freind [reverse]](https://api.nga.gov/iiif/9ded7ef5-62b1-44fc-ba1d-629b2c83a549/full/843,/0/default.jpg)
