The Comprehensive Catalog of Chinese Copper Coins (2 Volumes), 2006.
Auther: Duan Hong-Gang.
Publisher: Zhong Hua Book Company in Beijing. 2006.
920 pages in very good quality, with more than 2000 images of diferent copper coins.
This book is edited in Chinese language. But if the reader can not read chinese, she/he can understand the detail through the pictures.
Size of the book: 195mm*270mm.
Total weight of two volumes: 2.7 Kilogram.