in graphite, lower left: TRIAL PROOF; lower right: J Johns '95; lower left verso: CARBORUNDUM (NO EDITION); lower right verso: [in another hand] 41 1/2 x 29 300 gm Lana 50% Portland Black / 50% Tint Base / + Tack Reducer
Acquired by NGA in 2010 directly from the artist.
- Field, Richard. The Prints of Jasper Johns 1960-1993. New York: Universal Limited Art Editions: 1994.