Welcome to the 21st issue of the journal.

Our journal team will again work with leadingnumismatic author and editor Ron Guth on a book aboutthe NC collection. The format will be similar to the 2015Howard Franklin Bowker book, which was also edited byRon Guth, Bruce Smith, and Michael Chou. Based on tenyears of interviews with the owner of the NC collection,this book will give insight into one of the great collectorsof Chinese numismatics and his family.

We have an article on the Smithsonian NationalNumismatic Collection's report on the digitization of5,810 Chinese banknotes, which includes 4,500 notesfrom the collection of Alexander Pogrebetsky, in 1969directed by Howard F. Bowker to NNC curators Vladimirand Elvira Clain Stefanelli, is extremely interesting.

Former Chinese Numismatic Museum curator DaiZhiqiang's interesting article about Basic Concepts ofChinese Numismatics gives insight into this importanttopic.

Dr. Tseng Che-lu continues his analysis of coins fromthe fabulous collection of Chinese cash coins from thelegendary Nai-chi Chang Collection with an article onthe Yuan Dynasty Tien Chi Tung Pao 3 Cash Coins.

Stephan Dai continues his analysis of Chinese silveringots in his article Silver Square Troughs of Canton.

There is an extremely interesting article by Cheng Bin onthe background of the 1912 Sinking Unification Societymedal.

Our editor Zhou Bian has an interesting article on ThreeHoled Spade which gives insight into these fabulousChinese ancient spade rarities.

NGC's David Vagi continues his series on ancient coinsin an article about the Four Aging Emperors. Spain'sSalvador Ballesta's article about Spanish Eight Reals andChinese Chopmarks gives insights into this interestingarea of Chinese-Spanish numismatics. Our Germancorrespondent Oliver Strah has submitted two reportsabout the World Money Fair panda.

Champion Auction will host its 25th anniversary auctionin Macau in May 2021 at the Macau Sofitel Ponte 16hotel. We will feature coins from the NC collectionsimilar to the NC collection auction we held in Macau in2015. Many excellent Chinese rarities and finest knowncoins will be in this NC auction, such as a 1916 YuanShi Kai flying dragon dollar with L. Giorgi signature,ex-Kann Collection, NGC MS64, extremely rare andfinest known. Another highlights include 1912 Yuan ShiKai large beard dollar in brass, ex-Kann Collection andpossibly unique NGC UNC Details, 1911 Empire longwhisker pattern dollar ex-Kann Collection and finestknown.

To read the complete issue, see:
The Twenty-First Issue of JEAN (https://issuu.com/jeandigitala1/docs/the_twenty-first_issue_of_jean)