Looking for guitar amplifier values and information? The 3rd Edition of Blue Book of Guitar Amplifiers on CD-ROM contains all the information from the Blue Book of Guitar Amplifiers, 3rd Edition on one easy-to-use CD-ROM. In addition to all the information from both books, over 1,500 color images are included to further aid in easy guitar amplifier identification! This CD-ROM operates in any Internet web browser program for easy navigation. Other features include amp dating tools and a Trademark Index that lists all current contact information for manufacturers. This unique and valuable compilation of information is not available anywhere else at any price!