center reverse: 1981 L.P. SEEL
(Andre Emmerich Gallery, New York); purchased 16 December 1981 by the Corcoran Gallery of Art, Washington; acquired 2015 by the National Gallery of Art.
- Acquisitions Since 1975, Corcoran Gallery of Art, Washington, 5 November 1982 - 16 January 1983, unpublished checklist.
- Friends of the Corcoran 25th Anniversary Exhibition: Selections from Acquisitions by the Friends of the Corcoran, 1961-1985, Corcoran Gallery of Art, Washington, 14-30 March 1986, unnumbered checklist.
- Washington Color and Light, Corcoran Gallery of Art, Washington, 2010-2011, no catalogue.