Where can i find a guitar encyclopedia? (on the computer)?

Im going a project on guitars through the ages and i need solid info like how it works what wood ect but im stuck for a good site… any suggestions?

wikipedia

Chromatic Scale 3 Notes Per String – DP’s Guitar Visual Encyclopedia

Hal Leonard Guitar Chord Encyclopedia (DVD) $4.60 Hal Leonard is the first company to take the concept of a chord book to DVD format! This DVD follows up on the success of the bestselling book, Picture Chord Encyclopedia. Beginning with helpful notes on how to use the disc, choose the best voicings, and construct chords, this extensive resource for all playing styles and levels features 5 easy-to-play voicings of 44 chord qualities for each of th…

Encyclopedia Of The Insane $5.85 …

The Complete Guitar Player CD Chordfinder (Chord Encyclopedia not included) Tracklist:~~1. Tuning tone~~~2-99. Three chords demonstrated on each track. Demonstrations of nearly 300 chord examples, shown and explained in the matching Chord Encyclopedia, not included….

Mel Bay presents Guitar CHords Encyclopedia $6.22 GUITAR CHORDS ENCYCLOPEDIA – DVD Movie…

Deluxe Encyclopedia of Jazz Guitar Runs, Fills, Licks & Lines …

Bass Tab White Pages $18.00 Bass Tab White Pages is a must-have songbook for any bass player! This outstanding 200-song collection features note-for-note bass transcriptions with tablature for the 4-string bass, straight from the original recordings. All styles of music are represented in this massive, 1024-page compilation. The collection of bass tab includes “All Apologies,” “All Shook Up,” “Another One Bites the Dust,” “A…