Watch the 7th Chords & The Blues Form online guitar lesson by TrueFire from Play Jazz Guitar 2: Rhythm & Lead Fundamentals
In this lesson you will dig into the 7th chords of the blues form. Having a good grasp of the blues, and especially the variations of the 12 bar form is a crucial part of any jazz guitarists bag. Understanding rhythmic variations and chord options will prepare you for anything. Make sure you absorb the material here as you will use it time and time again!