The Basic 12 Bar Blues in F Here we can see the F blues in its most basic form. As we can see, the 12 bars are only made up of 3 different chords: F7, Bb7 and C7 – all of which are dominant chords. Here is a numeric analysis of the chords: The Jazz Blues Form Thinking of the blues in terms of blocks of 4 is a very good way to visualize the form. It breaks it down into 3 simple sections that you can easily remember: • Learn and memorise the numeric sequence of the progression. • Learn to play the whole form with left hand voicings with your eyes closed! • Only when you can do this, you can then start to explore improvisation. www.pianogroove.com 12 Bar Blues Improvisation Course Supplement & Notation