Mega Red is the new expanded version of the hobby's best-selling Guide Book of United States Coins (the Red Book), with more pricing in more grades than the regular edition, plus certified population data, more die varieties, and more auction records. It covers American coinage from colonial times to the modern day-copper tokens and half cents through $20 gold double eagles, plus bullion, commemoratives, Proof and Mint sets, significant patterns and medals, error coins, and other collectibles. It has everything you need to know about U.S. coins.