1935–1942
National Gallery of Art, 1835
United States Government, 1936
National Gallery of Art, 1913
National Gallery of Art, 1635
National Gallery of Art, 1936
National Gallery of Art, 1939
United States Government, 1938
National Gallery of Art, 1935
National Gallery of Art, 1837
National Gallery of Art, 1922
![Siblings (Brother and Sister) [Geschwister]](https://api.nga.gov/iiif/ed2078f3-88fe-4f2d-b130-5fbe4d22ed01/full/843,/0/default.jpg)
