Semans, Scott, Daniel K.E. Ching Sale, Auction catalog June 1991, softcover, includes cast, struck, banknotes, charms, exonumia, Japan, other Asia, quality format auction of 1375 lots, about 40% illustrated. Informative mini-articles by Bruce Smith with information unpublished in Western references. Census figures for modern coins, ex The Skanda Collection Library.
Estimate: 20-40 USD