1917–1918
National Gallery of Art, 1758
National Gallery of Art, 1927
National Gallery of Art, 1800
National Gallery of Art, 1912
National Gallery of Art, 1933
National Gallery of Art, 1612
National Gallery of Art, 1808
National Gallery of Art, 1841
National Gallery of Art, 1949
National Gallery of Art, 1617
National Gallery of Art, 1936
National Gallery of Art, 1892
![The Rock of Brother Wolf (Sasso di fra' Lupo) [plate V]](https://api.nga.gov/iiif/be882541-734a-4a17-8311-233b99fcdd60/full/843,/0/default.jpg)
