Du, Weishan (Roger Doo), Bàn Liang Kao (Study of Ban Liangs), Volume 1, Shanghai 2000, 123 pages, soft cover with fold out chart and illustrations throughout, published by Shanghai Fine Arts Publishing House, the first of two volumes on the most complex Chinese coin type, the banliang (pan liang), referencing the author's own collection, with Chinese text, limited print run, ex Dan Bloxsom Collection.
Estimate: 20- 30 USD