George and Florence Blumenthal, Paris and New York (until 1941)
University Park, PA. Palmer Museum of Art. "Medieval Art in America: Patterns of Collecting, 1800–940," January 9, 1996–May 26, 1996.
Smith, Elizabeth Bradford, ed. Medieval Art in America: Patterns of Collecting, 1800–1940. University Park, Pa.: Palmer Museum of Art, Pennsylvania State University, 1996. no. 68, pp. 238-239.