Walter von Pannwitz, Munich ; [ Julius Böhler Kunsthandlung, Munich] ; [ Blumka Gallery, New York (sold 1983)]
The Metropolitan Museum of Art. "One Hundred Fourteenth Annual Report of the Trustees for the Fiscal Year July 1, 1983, through June 30, 1984." Annual Report of the Trustees of the Metropolitan Museum of Art 114 (1984). p. 40.
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. p. 133.