1963–1973
National Gallery of Art, 1613
National Gallery of Art, 1837
National Gallery of Art, 1879
National Gallery of Art, 1946
National Gallery of Art, 1964
National Gallery of Art, 1942
Ed Ruscha, 1969
National Gallery of Art, 1985
National Gallery of Art, 1727
Williams, Dave H. and Reba W., 1964
National Gallery of Art, 1525
![Mercury Taming Pegasus [reverse]](https://api.nga.gov/iiif/7fbc34ed-0811-462f-8778-7f92181dfac1/full/843,/0/default.jpg)