in graphite, lower left: 30/30 [crossed out] / WORKING PROOF (PRIMARIES OFVER BLACK] WITH PENCIL IN MARGIN) / 30/30 [crossed out]; lower right: 30/30 [written and crossed out twice] / J Johns 1991 / J Johns 1991 / J Johns '91
Acquired by NGA in 2010 directly from the artist.
- Field, Richard S. The Prints of Jasper Johns, 1960-1993: A Catalogue Raisonné. West Islip, New York: Universal Limited Art Editions, 1994, no. 255.