Wittgenstein, Ludwig
[Author]
;
McGuinness, Brian
[Editor];
Wright, Georg Henrik von
[Other];
Schulte, Joachim
[Translator];
Schulte, Joachim
[Other];
Russell, Bertrand
[Other];
Moore, George Edward
[Other];
Keynes, John Maynard
[Other];
Ramsey, Frank Plumpton
[Other];
Eccles, W.
[Other];
Engelmann, P.
[Other];
Ficker, Ludwig von
[Other]