Note 12 — Chapter I · THE YOUTH OF OLD AGE
Reading edition
See J. Croley, The Love Life of Auguste Comte, Modern Thinker, 2d ed., 1870; also J. Mill, Auguste Comte and Positivism, London, 1907, 5th ed.; also A. Poey, The Three Mental Crises of Auguste Comte, Modern Thinker, 2d ed., London, 1870.