First edition. 8vo. Pp. 35, [1]. Stapled grey wrappers.
Pages age-toned, partially browned to lower cover, else Fine.
An Inaugural lecture delivered before the University of Oxford on 3rd November, 1960. By the Wykeham Professor of Logic at Oxford and exponent of logical positivism, chiefly known for his books Language, Truth and Logic (1936) and The Problem of Knowledge (1956).