Krause Publications is a publisher of leisure-time & enthusiast magazines and books. 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.
Krause Publication also publishes paper money catalogs, knife collector price guides and the comics industry magazine Comics Buyer's Guide.