in graphite below plate mark: lower right: PROOF / (WITH COLLAGE) / J Johns / '67-'69; in black felt tip pen: 1st ETCHINGS / 2nd STATE / J.Johns / '67-'68
Acquired by NGA in 2005 directly from the artist.
- Field, Richard. The Prints of Jasper Johns 1960-1993. New York: Universal Limited Art Editions: 1994.