As of 26 May 2021, The Banknote Book has been acquired by CDN Publishing and is accessible on www.greysheet.com, using your ContentShelf email address (you will need to request a password reset upon first use).

Beginning 1 July 2021, The Banknote Book is no longer be accessible on ContentShelf. 

Please note that The Banknote Book account credentials are separate from the WordPress account credentials necessary to post comments on BanknoteNews.com.