Convenient 4¼ x 7 in. size makes it the most portable and easy to use book on Smith & Wesson firearms ever published! At 144 pages, this new Blue Book pocket guide lists and describes every Smith & Wesson firearm manufactured between 1857-2013. All the new 2013 Smith & Wesson models have been included Values have been updated and reflect current market conditions Includes both How to Use and Grading Criteria sections