Columbia subject headings:
History--Philosophy--Congresses.
Law--Philosophy--Congresses.
Science--Philosophy--Congresses.
Technology--Philosophy--Congresses.
Harvard subject headings:
History--Philosophy--Congresses.
Law--Philosophy--Congresses.
Science--Philosophy--Congresses.
Technology--Philosophy--Congresses.
Princeton subject headings:
History--Philosophy--Congresses.
Law (Philosophical concept)--Congresses.
Science--Philosophy--Congresses.
Technology--Philosophy--Congresses.