Columbia subject headings:
Spinoza, Benedictus de, 1632-1677--Appreciation--Germany--Congresses.
Harvard subject headings:
Idealism, German--Congresses.
Philosophy, German--History--Congresses.
Philosophy, Modern--History--Congresses.
Spinoza, Benedictus de, 1632-1677--Influence--Congresses.
Princeton subject headings:
Spinoza, Benedictus de, 1632-1677--Appreciation--Germany--Congresses.