1477
National Gallery of Art, 1936
National Gallery of Art, 1460
National Gallery of Art, 1935
National Gallery of Art, 1938
National Gallery of Art, 1937
National Gallery of Art, 1939
National Gallery of Art, 1940
National Gallery of Art, 1480
Hainauer, Oskar, 1478
![Neptune in a Sea-Car [reverse]](https://api.nga.gov/iiif/6c7b993e-d08a-4524-8581-f7c5efbd4ab0/full/843,/0/default.jpg)
![House between Two Hills [reverse]](https://api.nga.gov/iiif/31b6d5eb-e063-44c8-945a-03f757a052eb/full/843,/0/default.jpg)
