The group comprises approximately 62 reference books including Bob C. Stevens, The Collector's Book of Snuff Bottles, New York, 1976; Hugh Moss, Victor Graham, Ka Bo Tsang, The Art of the Chinese Snuff Bottle: The J & J Collection, 2 volumes, New York, 1993; Robert Kleiner, Chinese Snuff Bottles in the Collection of Mary and George Bloch, London, 1995, Clare Lawrence, Miniature Masterpieces from the Middle Kingdom: the Monimar Colleciton of Chinese Snuff Bottles, London, 1996; and exhibition and dealer's catalogues including ones from Hugh Moss and Robert Kleiner, and reference books by Raymond Li.