1971
National Gallery of Art, 1930
National Gallery of Art, 1960
National Gallery of Art, 1537
National Gallery of Art, 1992
National Gallery of Art, 1913
National Gallery of Art, 1480
National Gallery of Art, 1442
National Gallery of Art, 1728
National Gallery of Art, 1837
National Gallery of Art, 1939
National Gallery of Art, 1955
National Gallery of Art, 1938
![Delaware Crossing [color trial proof]](https://api.nga.gov/iiif/671ce331-d8cb-47c1-a606-594828a245d4/full/843,/0/default.jpg)
![Nicolaus Keder, 1659-1735, Swedish Antiquarian and Numismatic Scholar [obverse]](https://api.nga.gov/iiif/79161dd0-b9d8-417b-a240-efe75be31eba/full/843,/0/default.jpg)
