Columbia subject headings:
Harvard subject headings:
Philosophy.
Stiftung Nietzsche-Haus in Sils-Maria--Archival resources.
Princeton subject headings:
Nietzsche, Friedrich Wilhelm, 1844-1900--Autographs.
Nietzsche, Friedrich Wilhelm, 1844-1900--First editions.
Nietzsche, Friedrich Wilhelm, 1844-1900--Manuscripts.