Whitman has been the leading educator on American coins and currency for many years. This guidebook to the Lincoln Cents offers valuable insights into the history , rarity, value, grading, varieties, and so much more of the United States penny. The Official Red Book 2nd edition is expanded and updated as of 2017. There is a 3rd edition out, but this book still offers a ton of updated information. The penny is America's longest running coin series and generations of people have been collecting pennies since 1909 when they were first released. Over 100 years of history, and almost all of the info you need is right in this book. ORIGINALLY $20 each. These books would be great for the kids or grandkids, whether they are just starting their coin collecting or they haven't even started.