Formerly J.M. Hu Collection.
An Exhibition of Te Hua Porcelain, Art Gallery, Chinese University of Hong Kong, January - June 1975, nos. 40 (hexagonal censer) and on the cover, and 39 (cylindrical censer).
Hexagonal censer: Monochrome Ceramics of Ming and Ch'ing Dynasties, Min Chiu Society, Hong Kong Museum of Art, 8 February - 10 April 1977, no. 146.