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BY THE SAME AUTHOR.
DEMOCRACY AND REACTION (2nd edition, 1909.) Unwin. 1s.
MORALS IN EVOLUTION (2nd edition, 1908.) Chapman & Hall. 21s.
MIND IN EVOLUTION (Macmillan.) 10s.
THE THEORY OF KNOWLEDGE (Methvien.) 10s. 6d.
First printed, May 1911
Reprinted, May 1919
