1481–1494
National Gallery of Art, 1986
National Gallery of Art, 1857
National Gallery of Art, 1803
National Gallery of Art, 1903
National Gallery of Art, 1941
National Gallery of Art, 1590
National Gallery of Art, 1919
National Gallery of Art, 1525
National Gallery of Art, 1886
National Gallery of Art, 1970
National Gallery of Art, 1925
National Gallery of Art, 1942
![Bright Angel Trail [green block]](https://api.nga.gov/iiif/2eef5f63-1120-4efa-b1ac-fb1276de792a/full/843,/0/default.jpg)
![Light Bulb [trial proof B]](https://api.nga.gov/iiif/edafcfc5-67d5-457d-bf83-544405c6a23a/full/843,/0/default.jpg)
