[ Roy Grosvenor Thomas London and New York (sold 1932)] ; John D. Rockefeller Jr., New York (until 1932)
Minott, Charles I. "A Group of Stained-Glass Roundels at the Cloisters." The Art Bulletin 43, no. 3 (September 1961). pp. 237–39, fig. 11.
Husband, Timothy B., and Charles T. Little. Europe in the Middle Ages. New York: The Metropolitan Museum of Art, 1987. no. 142, p. 154.
Husband, Timothy B., and Madeline H. Caviness, ed. Stained Glass Before 1700 in American Collections: Silver-Stained Roundels and Unipartite Panels (Corpus Vitrearum Checklist IV). Studies in the History of Art, Vol. 39. Washington, D.C.: National Art Gallery, 1991. pp. 130–31.