1879–1880
Hammer Foundation, Armand, The, 1859
Hammer Foundation, Armand, The, 1839
Hammer Foundation, Armand, The, 1844
Hammer Foundation, Armand, The, 1840
Hammer Foundation, Armand, The, 1884
Hammer Foundation, Armand, The, 1846
Hammer Foundation, Armand, The, 1855
Hammer Foundation, Armand, The, 1780
Hammer Foundation, Armand, The, 1857
Vincent van Gogh, 1890
Hammer Foundation, Armand, The, 1854
![Three Studies of Men's Heads, One with Spectacles; Dogs, Children, and Two Bearded Men in Profile [verso]](https://api.nga.gov/iiif/d887b77d-6aaf-462d-8ffe-bf04e09c004f/full/843,/0/default.jpg)
![A Caricature and Five Forms; A Man in Profile, a Winged Creature and a Boy [verso]](https://api.nga.gov/iiif/1af7e8c6-92aa-4e23-b5a5-1ecf51ceabd0/full/843,/0/default.jpg)
