[51] Deacon, J. Byron, Disasters (N. Y., 1918), ch. vi, p. 151.
[52] Le Bon, [op. cit.], p. 26.
[53] Trotter, William, Instincts of the Herd in Peace and War (London, 1919), p. 31.
[54] Sidis, Boris, The Psychology of Suggestion (N. Y., 1919), ch. vi, p. 56 et seq.
[55] Giddings, Franklin H., Principles of Sociology (N. Y., 1916), bk. ii, ch. ii, p. 136.
[56] Stephens, Henry M., A History of the French Revolution (N. Y., 1886), vol. i, p. 179.
[57] Wells, H. G., In the Days of the Comet (N. Y., 1906).
[58] Johnstone, Dwight, The Tragedy of Halifax (in MS.).
[59] St. John Globe, Correspondence, Dec., 1917.
[60] McDougall, [op. cit.], p. 46.