Industry WIKI

Colnect Collectors Club Community is a website containing wiki-like collectables catalogs. It allows collectors to manage their personal collection using these catalogs and automatically match their swap/wish-lists with those of other collectors. Colnect provides a marketplace dedicated to buying and selling collectibles.

Notaphily () is the study and collection of paper currency or banknotes. A notaphilist is a collector of banknotes or paper money, particularly as a hobby.

The Standard Catalog of World Paper Money was a well-known catalogue of banknotes that was published by Krause Publications in three volumes. These catalogues are commonly known in the numismatic trade as the Pick catalogues, as the numbering system was originally compiled by Albert Pick, but are also referred to as "Krause" or "SCWPM". Since the mid-1980s the titles have been owned by K