Since 1942, coin dealers have used THE OFFICIAL BLUE BOOK OF UNITED STATES COINS™ to make buying offers. You can use it to find out how much your coins are worth! Includes: average dealer buying prices for American coins from 1616 to today; historical information and specifications on each coin; actual-size photographs of hundreds of coins; grading and collecting tips; how coins are produced; detailed mintage records; collectible Blue Books; American Arts gold bullion medals.