Columbia subject headings:
Philosophy--History--16th century--Congresses.
Philosophy--History--17th century--Congresses.
Philosophy--Terminology--Congresses.
Harvard subject headings:
Philosophy--History--16th century--Congresses.
Philosophy--History--17th century--Congresses.
Philosophy--Terminology--Congresses.
Princeton subject headings:
Philosophy--Language--Congresses.
Philosophy--Terminology--Congresses.