1520–1530
National Gallery of Art, 1931
National Gallery of Art, 1913
National Gallery of Art, 1593
National Gallery of Art, 1960
National Gallery of Art, 1969
National Gallery of Art, 1962
National Gallery of Art, 1937
Duveen Brothers, Inc., 1400
National Gallery of Art, 2004
National Gallery of Art, 1951
National Gallery of Art, 1653
National Gallery of Art, 1959
![Fortress with a Tall Tree [reverse]](https://api.nga.gov/iiif/2b7437a1-e307-4c60-9033-1d957e7dc62e/full/843,/0/default.jpg)
