CHAPTER XVI

[XVI-1] Charles Darwin, _The Descent of Man_, Appleton, 1904, pp. 229 ff.

[XVI-2] Herbert Spencer, _First Principles_, Appleton, 1900, Section III-145.

[XVI-3] Spencer, _Principles of Sociology_, Appleton, 1914, I:596, 597.

[XVI-4] Ibid., p. 84.

[XVI-5] Ibid., Part II, Ch. II.

[XVI-6] Ibid., pp. 457 ff.

[XVI-7] Ibid., Part II, Ch. VI-IX.

[XVI-8] Ibid., p. 592.

[XVI-9] John Fiske, _Destiny of Man_, Houghton Mifflin, 1904, p. 12.

[XVI-10] John Fiske, _Outlines of Cosmic Philosophy_, Houghton Mifflin, 1874, Part II, pp. 340 ff.

[XVI-11] Ibid., pp. 360 ff.

[XVI-12] Ibid., pp. 303 ff.

[XVI-13] Paul von Lilienfeld, _Gedanken über die Socialwissenschaft der Zukunft_, II, pp. viii ff.

[XVI-14] Lilienfeld, _Pathologie Sociale_, 1904.

[XVI-15] J. S. Mackensie, _Outlines of Social Philosophy_, Macmillan, 1918, p. 14.

[XVI-16] Ibid., p. 65.

[XVI-17] Ibid., p. 243 ff.

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