Book excerpt: Book Covering eight more years of models and updated with new photos and industry revelations, this handy book is an indispensable tool for novice and expert collectors to date instruments from the four most popular guitar manufacturers. Good for either your own instruments or a guitar that you are considering buying, this classic includes serial numbers and common features to help you date instruments quickly and accurately. This new edition features a suggested reading list, author bio, and over 150 illustrations.