Know What They're Worth with the All-New 20th Edition of Standard Catalog of Firearms Shooters, collectors and dealers all agree: Standard Catalog of Firearms is the only firearms identification and value guide that gives you everything you need to buy, sell, and trade collectible firearms from around the world. Illustrated with over 7,500 detailed photographs of famous and obscure firearms manufactured from 1836 to present, 2010 Standard Catalog of Firearms is an encyclopedic reference guide to the world's commercial firearms. Don't settle for price guides that give you no pictures and one- or two-line descriptions--2010 Standard Catalog of Firearms contains everything you need to collect firearms profitably and enjoyably. It's the gun collector's best insurance policy! Completely updated values for collectible guns from around the world All-new "Value Tracker" features: Colt Pythons, Marlin lever-actions, Winchester Model 12 and more! Entertaining, informative feature articles on Commando Arms, Harrington & Richardson, and Smith & Wesson Full-color 16-page photo section dealing with vintage pepperboxes - the world's first six-shooters.