Rare and valuable coins are still available from circulation, and the secondary roll market. The 2009 Lincoln cents have the unique distinction of having four different reverse side designs, and all four designs have had doubled die errors on both the obverse and reverse sides of the coins This book details all that you need to start collecting and identifying these doubled die errors. Information about tools like coin microscope, inexpensive digital camera equipment, 20-power loupe, instructions on successful inventory-building, marketing methods and a comprehensive photo study of many of the most popular and amazing 2009 Lincoln cent errors. In-depth and detailed data, showing predictable and reliable occurrences of doubled die errors in U.S. Mint two-roll "LP" collector boxes sold in 2009. This information can enable even a novice collector with the ability to turn a profit from online sales of the error coins that YOU find Also included is a list of errors that I have found, the type of roll in which they were found, and their geographical sale locations. This book proves that there are valuable and collectable Lincoln cents still available to younger people interested in starting in coin collecting. The 2009 Lincoln cent doubled die errors offer a unique and achievable challenge to seasoned collectors and novice collectors as well.