books.google.com - Over 450,000 copies sold and in circulation! Here's why: Identification: Over 4,000 antique American firearm models and variants extensively described with all marks and specifications necessary for quick identification. Values: Over 4,000 individually priced firearms. Full information on how to assess...http://books.google.com/books/about/Flayderman_s_Guide_to_Antique_American_F.html?id=7pyVTm2PibUC&utm_source=gb-gplus-shareFlayderman's Guide to Antique American Firearms - 9th Edition