Columbia subject headings:
Civilization, Western--History.
Philosophy, Medieval--History.
Philosophy, Modern--History.
Philosophy, Renaissance--History.
Harvard subject headings:
Civilization, Western--History
Philosophy, Medieval--History.
Philosophy, Medieval.
Philosophy, Modern--History.
Philosophy, Renaissance--History.
Princeton subject headings:
Civilization, Western--History.
Philosophy, Medieval--History.
Philosophy, Modern--History.
Philosophy, Renaissance--History.