1964
National Gallery of Art, 1886
Universal Limited Art Editions, 1970
National Gallery of Art, 1885
National Gallery of Art, 1938
National Gallery of Art, 1637
National Gallery of Art, 1962
National Gallery of Art, 1956
National Gallery of Art, 1945
National Gallery of Art, 1884
National Gallery of Art, 1935
National Gallery of Art, 1861
National Gallery of Art, 1927
![Light Bulb [trial proof B]](https://api.nga.gov/iiif/edafcfc5-67d5-457d-bf83-544405c6a23a/full/843,/0/default.jpg)
![Skizze mit zwei Figuren (Sketch with Two Figures) [p. 12]](https://api.nga.gov/iiif/4f34b51c-8ff5-4dcf-903b-3f63c4947cf6/full/843,/0/default.jpg)
