Columbia subject headings:
Harvard subject headings:
Bayle, Pierre, 1647-1706--Congresses.
Leibniz, Gottfried Wilhelm, Freiherr von, 1646-1716--Congresses.
Philosophy, German--17th century--Congresses.
Philosophy, German--18th century--Congresses.
Rationalism--History--Congresses.
Skepticism--History--Congresses.
Princeton subject headings:
Bayle, Pierre, 1647-1706--Congresses.
Leibniz, Gottfried Wilhelm, Freiherr von, 1646-1716--Congresses.