1. J. S. Mill, An examination of Sir W. Hamilton’s Philosophy, 3rd edn., London
2. p. 377. Quoted by Husserl.
3. B. Russell, Logic and Knowledge, London, 1956, p. 206.
4. L. Linsky (ed.), Semantics and the Philosophy of Language, Illinois, 1952, p. 51.
5. B. Blashard, The Nature of Thought, London, 1939, Vol I. p. 448