s. London, 1906.

(4) Pillsbury, W. B. _The Psychology of Nationality and
Internationalism._ Chap. iii, "Hate as a Social Force," pp. 63-89. New
York, 1919.

(5) Shaler, N. S. "Race Prejudices," _Atlantic Monthly_, LVIII (1886),
510-18.

(6) Stone, Alfred H. _Studies in the American Race Problem._ Chap. vi,
"Race Friction," pp. 211-41. New York, 1908.

(7) Mecklin, John M. _Democracy and Race Friction._ A study in social
ethics. Chap v, "Race-Prejudice," pp. 123-56. New York, 1914.

(8) Bailey, T. P. _Race Orthodoxy in the South._ And other aspects of
the negro question. New York, 1914.

(9) Parton, James. "Antipathy to the Negro," _North American Review_,
CXXVII (1878), 476-91.

(10) Duncan, Sara Jeannette. "Eurasia," _Popular Science Monthly_, XLII
(1892), 1-9.

(11) Morse, Josiah. "The Psychology of Prejudice," _International
Journal of Ethics_, XVII (1906-7), 490-506.

(12) McDougall, William. _An Introduction to Social Psychology._ Chap.
xi, "The Instinct of Pugnacity," pp. 279-95; "The Instinct of Pugnacity
and the Emotion of Anger," pp. 49-61. 4th rev. ed. Boston, 1912.

(13) Royce, Josiah. _Race Questions, Provincialism, and Other American
Problems._ Chap. i, "Race Questions and Prejudices," pp. 1-53. New York,
1908.

(14) Thomas, William I. "Race Psychology: Standpoint and Questionnaire,
with Particular Reference to the Immigrant and the Negro," _American
Journal of Sociology_, XVII (1912-13), 725-75.

(15) Bryce, James. _Race Sentiment as a Factor in History._ A lecture
delivered before the University of London, February 22, 1915. London,
1915.

3. Strikes:

(1) Schwittau, G. _Die Formen des wirtschaftlichen Kampfes, Streik,
Boykott, Aussperung, usw._ Eine volkswirtschaftliche Untersuchung auf
dem Gebiete der gegenwaertigen Arbeitspolitik. Berlin, 1912.
[Bibliography.]

(2) Hall, Frederick S. _Sympathetic Strikes and Sympathetic Lockouts._
"Columbia University Studies in Political Science." Vol. X. New York,
1898. [Bibliography.]

(3) Bing, Alexander M. _War-time Strikes and Their Adjustment._ With an
introduction by Felix Adler. New York, 1921.

(4) Egerton, Charles E., and Durand, E. Dana. _U. S. Industrial
Commission Reports of the Industrial Commission on Labor Organizations._
"Labor Disputes and Arbitration." Washington, 1901.

(5) Janes, George M. _The Control of Strikes in American Trade Unions._
Baltimore, 1916.

(6) United States Strike Commission, 1895. _Report on the Chi