Every Fm position on bass, with the songs that play it.
1-3-3-1x-x-3-1x-x-3-5 (fret 3)4-3-3-5 (fret 3)4-x-x-5 (fret 4)8-8-6-x (fret 6)x-8-10-10 (fret 8)8-8-10-10 (fret 8)x-11-10-10 (fret 10)x-11-x-13 (fret 11)13-15-15-13 (fret 13)16-15-15-17 (fret 15)