Columbia subject headings:
Philosophy, Modern--17th century.
Philosophy, Modern--18th century.
Philosophy, Modern--19th century.
Harvard subject headings:
Berkeley, George, 1685-1753.
Descartes, René, 1596-1650.
Engels, Friedrich, 1820-1895
Fichte, Johann Gottlieb, 1762-1814.
Geulincx, Arnold, 1625-1669.
Hegel, Georg Wilhelm Friedrich, 1770-1831
Hobbes, Thomas, 1588-1679
Hume, David, 1711-1776
Kant, Immanuel, 1724-1804
Kierkegaard, Søren, 1813-1855
Leibniz, Gottfried Wilhelm, Freiherr von, 1646-1716
Locke, John, 1632-1704
Malebranche, Nicolas, 1638-1715
Marx, Karl, 1818-1883
Nietzsche, Friedrich Wilhelm, 1844-1900
Philosophy, Modern--History.
Philosophy--History
Schelling, Friedrich Wilhelm Joseph von, 1775-1854
Schopenhauer, Arthur, 1788-1860
Spinoza, Benedictus de, 1632-1677
Princeton subject headings: