1. Illustrated Catalogue of China, Pottery, Porcelains and Glass . . . Made by the Late Edwin AtLee Barber...to be Sold at Unrestricted Public Sale...December 10 and 11, 1917....(Philadelphia: Samuel T. Freeman and Co., 1917), p. 13, no. 50.
2. See “Found! Bonnin and Morris Porcelain,” Antiques 59, no. 2 (February 1951): 139. The author thanks John Stuart Gordon and Graham Boettcher for pursuing my query and turning up this information.
3. Edwin AtLee Barber, Pottery and Porcelain of the United States: An Historical Review of American Ceramic Art from the Earliest Times to the Present Day....(New York: G. P. Putnam’s Sons, 1909), p. 97.
4. As quoted in Alice Cooney Frelinghuysen, American Porcelain, 1770–1920, exh. cat., Metropolitan Museum of Art, New York, April 8–June 25, 1989 (New York: Metropolitan Museum of Art, 1989), p. 74.