Columbia subject headings:
Cosmology--History--19th century.
Cosmology.
Nietzsche, Friedrich Wilhelm, 1844-1900.
Philosophy of nature--History--19th century.
Philosophy of nature.
Harvard subject headings:
Cosmology--History--19th century.
Nietzsche, Friedrich Wilhelm, 1844-1900--Contributions in cosmology.
Nietzsche, Friedrich Wilhelm, 1844-1900--Contributions in philosophy of nature.
Philosophy of nature--History--19th century.
Princeton subject headings: