Yu-Ch'uan Wang.  Reprinted by Sanford J Durst, New York, USA, 1980.  HB (green leatherette with gilt-titled spine and front cover).  x + 310 pages including 55 good b&w plates at the rear. 150 x 225mm. Describes economic development in ancient China. Cowries and their imitations.  The spade coinage, the knife coinage and later round coinages, and commerce from the Shang dynasty to about 220BC. This is the best available version.  Spine slightly faded, and a previous owner's small address label on the ffep, otherwise a very good copy, almost as new.

Originally published by the American Numismatic Society, as part of the series Numismatic Notes & Monographs #122.

Ancient China. Cowries and their imitations.  Spade money - knife money