The Blue Book "Pocket Guide for Sturm Ruger Firearms & Values 5th Edition" is the most portable and easy to use book on Sturm Ruger firearms every published! At 96 pages, this new Blue Book pocket guide lists and describes Sturm Ruger firearms manufactured between 1949-2017. Sturm Ruger models for 2017 have also been included. Values have been updated and reflect current market conditions. It also includes "How to Use" and "Grading Criteria" sections.