Columbia subject headings:
Harvard subject headings:
Wittgenstein, Ludwig, 1889-1951--Manuscripts--Facsimiles.
Wittgenstein, Ludwig, 1889-1951. Tractatus logico-philosophicus--Criticism, Textual.
Wittgenstein, Ludwig, 1889-1951. Tractatus logico-philosophicus--Criticsim, Textual.
Wittgenstein, Ludwig, 1889-1951. Tractatus logico-philosophicus.
Princeton subject headings:
Wittgenstein, Ludwig, 1889-1951. Tractatus logico-philosophicus.