Title: Preliminary studies for the "Philosophical investigations"
Subtitle: generally known as the Blue and Brown books.
First published: 1958
Subjects: Philosophy, German Philosophy, Civilisation médiévale, Medieval Civilization, Historia Da Europa, Semantics (Philosophy), Taalfilosofie, Wittgenstein, ludwig, 1889-1951, Philosophische Untersuchungen (Wittgenstein), Sémantique (philosophie), Analytische Philosophie