: Provides pricing for up to three condition grades (typically VG, VF, and UNC), based on data from expert contributors and auction houses.
: Standard Catalog of World Paper Money, General Issues, 1368-1960. Editor : George S. Cuhaj. Publisher : Krause Publications . ISBN-13 : 978-1440247071. Where to Find or Buy Standard Catalog of World Paper Money, General ...
: Some historical editions are available for viewing via the Internet Archive . : Provides pricing for up to three condition