1950
National Gallery of Art, 1905
National Gallery of Art, 1937
National Gallery of Art, 1979
National Gallery of Art, 1924
National Gallery of Art, 1940
National Gallery of Art, 1903
National Gallery of Art, 1861
National Gallery of Art, 1936
National Gallery of Art, 1917
National Gallery of Art, 1522
National Gallery of Art, 1928
National Gallery of Art, 1947
![Studies for Constructivist Sculptures [verso]](https://api.nga.gov/iiif/b286b6a7-fa6f-4082-a8e0-448d56ce5d31/full/843,/0/default.jpg)
![Ferdinand I, 1503-1564, Archduke of Austria 1519, Holy Roman Emperor 1556, and Anne of Hungary, 1503-1547, His Wife 1521 [obverse]](https://api.nga.gov/iiif/8cfbef86-fa75-4fb2-a458-104db31eeae5/full/843,/0/default.jpg)
