Переписка

Briefe, Briefwechsel mit B. Russell, G. E. Moore. J. M. Keynes, F. P Ramsey, W. Eccles, P. Engelmann und L. von Ficker, ed. B.F. McGuinness and G.H. von Wright (Suhrkamp, 1980).

Letters to Russell, Keynes and Moore, ed. G.H. von Wright, assisted by B.F. McGuinness (Blackwell 1974).

Letters to C.K. Ogden with Comments on the English Translation of the Tractatus Logico-Philosophicus, ed. G.H. von Wright (Blackwell/Routledge, 1973).

Letters from Ludwig Wittgenstein with a Memoir by Paul Engelmann, ed. B.F. McGuinness (Blackwell, 1967).

Briefe an Ludwig von Ficker, ed. G.H. von Wright with Walter Methlagl (Otto M?ller, 1969).

«Letters to Ludwig von Ficker», ed. Allan Janik, in Wittgenstein: Sources and Perspectives, ed. C.G. Luckhardt (Harvester, 1979), pp. 82–98.

«Some Letters of Ludwig Wittgenstein», in W. Eccles, Hermathena, XCVII (1963), pp. 57–65.

Letter to the Editor, Mind, XLII, no. 167 (1933), pp. 415–416.

«Some Hitherto Unpublished Letters from Ludwig Wittgenstein to Georg Henrik von Wright», The Cambridge Review (28 February 1983).