1857
National Gallery of Art, 1974
National Gallery of Art, 1622
National Gallery of Art, 1617
National Gallery of Art, 1645
National Gallery of Art, 1891
National Gallery of Art, 1935
National Gallery of Art, 1999
Corcoran Gallery of Art, 1950
National Gallery of Art, 1600
Corcoran Gallery of Art, 1975
National Gallery of Art, 1996
![Man Must Sow [obverse]](https://api.nga.gov/iiif/a561866e-d934-4fd5-9b4c-11d81b4b9374/full/843,/0/default.jpg)
![Face with Watch [trial proof]](https://api.nga.gov/iiif/c4db9c9d-dd3a-46d3-9dd1-0d8b5442bda8/full/843,/0/default.jpg)
