1972–1973
National Gallery of Art, 1935
National Gallery of Art, 1936
National Gallery of Art, 1632
National Gallery of Art, 1997
National Gallery of Art, 1872
National Gallery of Art, 1645
National Gallery of Art, 1938
National Gallery of Art, 1884
National Gallery of Art, 1912
National Gallery of Art, 1911
![Study VI, New York Harbor [verso, #41, gray-brown]](https://api.nga.gov/iiif/77b3773f-f43a-4a31-a0b7-d3eb7f9f6e51/full/843,/0/default.jpg)
![Nicht identifizierte Kompositionsskizze (Not identified compositional Sketch) [p. 22]](https://api.nga.gov/iiif/e7f8f369-c7cd-4bae-9891-2369a3475079/full/843,/0/default.jpg)
