Here’s a pretty standard sounding 12 bar blues progression in Dropped D. It’s in the key of D and it’s a perfect one to add some slide to. I’ve kept it nice and simple (for slide! Nothing is really all that simple once you slip that slide over your pinkie).The progression is as straight forward as they come for the 12 bar blues format.

Get the full lesson including the TAB, Notation and GuitarPro from here – http://www.guitarforbeginners.com/Lessons/12_Bar_Blues_Slide_Guitar_Lesson.html