13 is your lucky number! The guitar industry"s most comprehensive publication on acoustic guitar information and pricing has been completely updated with the new 13th Edition Blue Book of Acoustic Guitars! Written by Zachary R. Fjestad, the fully revised 13th Edition Blue Book of Acoustic Guitars keeps the reader up-to-date on new and vintage pricing and technical information on acoustic and acoustic bass instruments including makes and models produced through 2011. With over 800 pages and over 3,500 acoustic guitar images available for viewing on our website, the 13th Edition is extremely user friendly. Obtaining reliable guitar information has never been easier!The 13th Edition also showcases the brand new full color Photo Grading SystemTM (a Blue Book Publications, Inc. exclusive!). The Photo Grading SystemTM is the consumer"s best tool to correctly ascertain the various grades of both new and vintage acoustic instruments. These high resolution color photos enable even a novice to lock into each guitar"s unique condition factor easily and accurately, showing a variety of real world condition factors over a wide range of instrument models and configurations. Why guess when you can be sure?Most of the information contained in the 13th Edition Blue Book of Acoustic Guitars is simply not available in any other single publication for any price! No other reference and value guide for acoustic guitars, acoustic electric guitars, and acoustic basses even comes close.