Krause Publications is a publisher of leisure-time and enthusiast magazines and books located in Iola, Wisconsin. The company was started by Chet Krause upon the publication in October 1952 of the first issue of Numismatic News. They are best known for its Standard Catalog of World Coins, a series of numismatic catalogs commonly referred to as Krause-Mishler catalogues or simply Krause catalogues, they provide information, pricing, and Krause-Mishler (KM) numbers referring to coin rarity and value. Krause-Mishler releases a yearly catalogue of world coins with values and KM numbers. Krause-Mishler numbers are the most common way of assigning values to coins. In addition, they established the Coin of the Year Award. Krause Publications also publishes paper money catalogs, knife collector price guides and formerly the comics industry magazine Comics Buyer's Guide. In July 2002 Krause was acquired by F+W Media.