1966
National Gallery of Art, 1470
National Gallery of Art, 1565
National Gallery of Art, 1949
National Gallery of Art, 1771
National Gallery of Art, 1970
National Gallery of Art, 1937
National Gallery of Art, 1968
National Gallery of Art, 1790
National Gallery of Art, 1938
![Two Maps I [trial proof]](https://api.nga.gov/iiif/425534b5-f85e-42e8-8184-aa4305d7bc6c/full/843,/0/default.jpg)
