Columbia subject headings:
Carlyle, Thomas, 1795-1881.
Heroes.
Nietzsche, Friedrich Wilhelm, 1844-1900.
Harvard subject headings:
Carlyle, Thomas, 1795-1881
Heroes
Nietzsche, Friedrich Wilhelm, 1844-1900
Princeton subject headings:
Carlyle, Thomas, 1795-1881.
Heroes.
Nietzsche, Friedrich Wilhelm, 1844-1900.