Original: Reger, Max. Fantasy for Organ on the Chorale 'A Mighty Fortress is Our God'. Op.27. Reger, Max. 1 Piano, 4 Hands. duet.
Translation: unser Gott', Op.27 Annotate this sheet music Skill level. Lange, Richard Publisher. Leipzig. R. Forberg, 1915. Plate 6558 Date.