Columbia subject headings:
Language and languages--Philosophy--Congresses.
Wittgenstein, Ludwig, 1889-1951--Congresses.
Harvard subject headings:
Language and languages--Philosophy--Congresses
Wittgenstein, Ludwig, 1889-1951--Congresses.
Princeton subject headings:
Aesthetics--Congresses.
Language and languages--Philosophy--Congresses.
Wittgenstein, Ludwig, 1889-1951--Aesthetics--Congresses.