Columbia subject headings:
Harvard subject headings:
Germany--Intellectual life--18th century.
Metaphysics--History--18th century
Spinoza, Benedictus de, 1632-1677. Ethica.
Wolff, Christian, Freiherr von, 1679-1754.
Princeton subject headings:
Enlightenment--Germany.
Germany--Intellectual life--18th century.
Spinoza, Benedictus de, 1632-1677. Ethica.
Wolff, Christian, Freiherr von, 1679-1754.