Columbia subject headings:
Harvard subject headings:
Baden school of philosophy--History--Congresses.
History--Philosophy--Congresses
Marburg school of philosophy--History--Congresses.
Neo-Kantianism--Congresses.
Philosophy, German--Congresses.
Princeton subject headings:
Baden school of philosophy--History--Congresses.
History--Philosophy--Congresses.
Marburg school of philosophy--History--Congresses.
Neo-Kantianism--Congresses.
Philosophy, German--Congresses.