Acoustic Guitar Workshop- Online lessons in the art of fingerstyle acoustic blues, plus acoustic guitar resources and free ezine.
ActiveBass: Blues Bass Lessons- Blues bass guitar lessons created by ActiveBass members with bass tab and customizable music playback. For beginners and intermediate level players.
Swing Blues and Jump Blues Guitar- Jump Blues and Swing Blues Guitar is a complete and free instructional Jump Guitar method (interm/adv)
The Guitarists Network: Blues Lessons- Get some tips from blues experts. Topics include basic blues, blue note passing, turnarounds, licks, melody and scales.
The Old Pueblo Guitar Company- Blues guitar lessons for the beginning guitarist. Starts with the very basics of guitar playing and builds on that for learning blues guitar playing.
The Online Guitar College: Blues Guitar- Free online blues guitar lessons and instruction for beginners and intermediate players. Includes links to other free blues lessons sites.
WholeNote: The Blues Learning Track- Comprehensive site that includes lessons, instruction, articles and resources for the blues guitarist. Covers technique, theory basics, chords, riffs, scales, licks and soloing.