This info sheet shows guitarists 4 different ways to play the Gb Mixolydian Mode:
1. A Standard Root 6 fingering
2. A 3-notes-per-string Root 6 fingering
3. A Standard Root 5 fingering
4. A 3-notes-per-string Root 5 fingering
Plus the diatonic chords for Gb Mixolydian Mode.
Product Information Gb Mixolydian Mode (4 Ways to Play) by Danny Crocome Music - Digital Sheet Music