1947–1949
National Gallery of Art, 1526
National Gallery of Art, 1573
National Gallery of Art, 1940
National Gallery of Art, 1958
National Gallery of Art, 1951
National Gallery of Art, 2010
National Gallery of Art, 1570
National Gallery of Art, 1907
National Gallery of Art, 1580
National Gallery of Art, 1998
National Gallery of Art, 1861
![Fullmoon@Rwenzori: Mountains of the Moon [working proof 1]](https://api.nga.gov/iiif/0c9f4ca0-b0ae-424f-a9e2-971a75f4f13f/full/843,/0/default.jpg)
![UFO [working proof 7]](https://api.nga.gov/iiif/df8d76a4-36b1-487f-9368-d5276e9b2d70/full/843,/0/default.jpg)
