J.J. Lally & Co., Oriental Art / New York City, New York

A very similar cup discovered in the Chang’an district of Xi’an city, Shaanxi province, in the tomb of Zhang Lin and his wife, dated by epitaph to the 3rd year of Daye (corresponding to A.D. 607) is illustrated by Zhang (ed.), Zhongguo chutu ciqi quanji (Complete Collection of Ceramic Art Unearthed in China), Vol. 15: Shaanxi, Beijing, 2008, p. 14, no. 14.

Compare also the similar Sui dynasty glazed white porcelaneous cups of closely related form, one in the Musée Guimet, illustrated by Paul-David, et. al., The World’s Great Collections: Oriental Ceramics, Vol. 7: Musée Guimet, Paris, Tokyo, 1975, col. pl. 3; another in the Kempe Collection, illustrated by Gyllensvärd, Chinese Ceramics in the Carl Kempe Collection, Stockholm, 1964, p. 99, no. 285; another in the Hoyt Collection, illustrated by Tseng and Dart, The Charles B. Hoyt Collection in the Museum of Fine Arts: Boston, Vol. I, Boston, 1972, no. 75; and two cups illustrated by Zhao and Zhang (eds.), Qiannian Xingyao (Xing Kiln in its Millennium), Beijing, 2007, pp. 30 and 31.