NIETZSCHE, Friedrich. Gesammelte Werke. Musarionausgabe, Munich: Musarion, 1922-29, 23 volumes, 8°, one of 1600 copies, plates, facsimile letters, original dark blue half calf, contrasting morocco lettering pieces (spine of vol. VII somewhat rubbed, a few covers and spines lightly scuffed and faded), t.e.g. (23)