1937
National Gallery of Art, 1959
National Gallery of Art, 1430
National Gallery of Art, 1855
National Gallery of Art, 1939
National Gallery of Art, 1894
National Gallery of Art, 1936
National Gallery of Art, 1920
National Gallery of Art, 1884
United States Government, 1941
National Gallery of Art, 1577
National Gallery of Art, 1947
National Gallery of Art, 1989
![Rad eines Schubkarrens (Wheel of a Wheelbarrow) [p. 3]](https://api.nga.gov/iiif/1eb0c37a-6b05-4963-831e-7b516092e896/full/843,/0/default.jpg)
![Rudolph II, 1552-1612, Holy Roman Emperor 1576 [obverse]](https://api.nga.gov/iiif/29f137d9-2609-4ccd-a2c2-a441a9ce5197/full/843,/0/default.jpg)
