https://myfreebluesguitarlessons.com Is where you can download a tab book with 7 complete instrumentals in Open G and Open D with sound files for FREE. No email, no catches 🙂 Some FREE Blues Slide Guitar Video Downloads as well.
These are basic exercises in Open G that will help you have more control and damping when playing slide in Open G, Delta Blues, etc.
These licks and chords are simple but not easy at first. Just stick with it and more control will show up in your playing 🙂