1872
Sweden Private Collection, 1879
Sweden Private Collection, 1626
Sweden Private Collection, 1749
Sweden Private Collection, 1816
Sweden Private Collection, 1553
Sweden Private Collection, 1780
Sweden Private Collection, 1640
Sweden Private Collection, 1658
Sweden Private Collection, 1775
Sweden Private Collection, 1597
Sweden Private Collection, 1884
Sweden Private Collection, 1846
![Circles and Numbers; Self-Portrait [recto]](https://api.nga.gov/iiif/cc141604-f4fa-40f6-b587-a89a6c23f739/full/843,/0/default.jpg)
![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)
