Amazon.com description: Product Description: The only book showing current dealer buying prices in up to seven grades of condition Up-to-the-minute buying prices, including coverage of statehood quarters and Sacagawea dollars. Useful mintage records, and grading and collecting tipsFirst published in 1942, the Blue Bookis the annual reference book that coin collectors across the country consult for the average prices that dealers will pay for their coins. The guide lists coin values compiled from data supplied from more than fifty contributors around the country, proiding the most reliable information by far. Fully illustrated with detailed actual-size photographs of hundreds of coins, this handbook contains mint records and prices paid by dealers for all U.S. coins from 1616 to the present time, including colonils, regular issues, commemoratives, territorials, gold, proof sets, and mint sets. It also includes basic coin collecting information such as how coins are produced, mints and mint marks, grading of coins, location of mint marks, preserving and cleaning coins, the history of mints, and detailed descriptions of all U.S. copper, nickel, silver and gold coins.