(4) "Avenging Her Father's Death," _Literary Digest_, XLV (November 9, 1912), 864-70.

(5) Campbell, John C. _The Southern Highlander and His Homeland._ Pp.

110-13. New York, 1921.

(6) Wermert, Georg. _Die Insel Sicilien, in volkswirtschaftlicher, kultureller, und sozialer Beziehung._ Chap. xxvii, "Volkscharacter und Mafia." Berlin, 1901.

(7) Heijningen, Hendrik M. K. van. _Het Straf- en Wraakrecht in den Indischen Archipel._ Leiden, 1916.

(8) Steinmetz, S. R. _Ethnologische Studien zur ersten Entwicklung der Strafe, nebst einer psychologischen Abhandlung uber Grausamkeit und Rachsucht._ 2 vols. Leiden, 1894.

(9) Wesnitsch, Milenko R. _Die Blutrache bei den Sudslaven._ Ein Beitrag zur Geschichte des Strafrechts. Stuttgart, 1889.

(10) Bourde, Paul. _En Corse._ L'esprit de clan--les moeurs politiques--les vendettas--le banditisme. Correspondances adressees au "Temps." Cinquieme edition. Paris, 1906.

(11) Dorsey, J. Owen. "Omaha Sociology," chap. xii, "The Law," sec. 310, "Murder," p. 369. In _Third Annual Report of the U.S. Bureau of American Ethnology, 1881-82._ Washington, 1884.

(12) Woods, A. "The Problem of the Black Hand," _McClure's_, x.x.xIII (1909), 40-47.

(13) Park, Robert E., and Miller, Herbert A. _Old World Traits Transplanted._ New York, 1921. [See pp. 241-58 for details of rise and decline of Black Hand in New York.]

(14) White, F. M. "The Pa.s.sing of the Black Hand," _Century_, XCV, N. S.

73 (1917-18), 331-37.

(15) Cutrera, A. _La Mafia e i mafiosi._ Origini e manifestazioni.

Studio di sociologia criminale, con una carta a colori su la densita della Mafia in Sicilia. Palermo, 1900.

D. _The Duel and the Ordeal of Battle_

(1) Millingen, J. G. _The History of Duelling._ Including narratives of the most remarkable personal encounters that have taken place from the earliest period to the present time. 2 vols. London, 1841.

(2) Steinmetz, Andrew. _The Romance of Duelling in All Times and Countries._ London, 1868.

(3) Sabine, Lorenzo. _Notes on Duels and Duelling._ Boston, 1855.

(4) Patetta, F. _Le Ordalie._ Studio di storia del diritto e scienza del diritto comparato. Turino, 1890.

(5) Lea, Henry C. _Superst.i.tion and Force._ Essays on the wager of law, the wager of battle, the ordeal, torture. 4th ed., rev., Philadelphia, 1892.

(6) Neilson, George. _Trial by Combat._ In Great Britain. Glasgow and London, 1890.

E. _Games and Gambling_

(1) Culin, Stewart. "Street Games of Boys in Brooklyn, N.Y.," _The Journal of American Folk-Lore_, IV (1891), 221-37.

(2) ----. _Korean Games._ With notes on the corresponding games of China and j.a.pan. Philadelphia, 1895.

(3) ----. "Games of the North American Indians," _Twenty-fourth Annual Report of the Bureau of American Ethnology, 1902-3._ Washington, 1907.

(4) Steinmetz, Andrew. _The Gaming Table: Its Votaries and Victims, in all Times and Countries, Especially in England and in France._ London, 1870.

(5) Thomas, W. I. "The Gaming Instinct," _American Journal of Sociology_, VI (1900-1901), 750-63.

(6) O'Brien, Frederick. _White Shadows in the South Seas._ Chap. xxii, pp. 240-48. [Memorable Game for Matches in the Cocoanut Grove of Lano Kaioo].

III. CONFLICT GROUPS

A. _Gangs_

(1) Johnson, John H. _Rudimentary Society Among Boys._ "Johns Hopkins University Studies in Historical and Political Science," 2d series, XI, 491-546. Baltimore, 1884.

(2) Puffer, J. Adams. _The Boy and His Gang._ Boston, 1912.

(3) Sheldon, H. D., "Inst.i.tutional Activities of American Children,"

_American Journal of Psychology_, IX (1899), 425-48.

(4) Thurston, Henry W. _Delinquency and Spare Time._ A study of a few stories written into the court records of the City of Cleveland.

Cleveland, Ohio., 1918.

(5) Woods, Robert A., editor. _The City Wilderness._ A settlement study by residents and a.s.sociates of the South End House. Chap. vi, "The Roots of Political Power," pp. 114-47. Boston, 1898.

(6) Hoyt, F. C. "The Gang in Embryo," _Scribner's_, LXVIII (1920), 146-54. [Presiding justice of the Children's Court of the city of New York.]

(7) _Boyhood and Lawlessness._ Chap. iv, "His Gangs," pp. 39-54. Russell Sage Foundation, New York, 1914.

(8) Culin, Stewart. "Street Games of Boys in Brooklyn, N.Y.," _The Journal of American Folklore_, IV (1891), 221-37. [For observations on gangs see p. 235.]

(9) Adams, Brewster. "The Street Gang as a Factor in Politics,"

_Outlook_ LXXIV (1903), 985-88.

(10) Lane, W. D. "The Four Gunmen," _The Survey_, x.x.xII (1914), 13-16.

(11) Rhodes, J. F. "The Molly Maguires in the Anthracite Region of Pennsylvania," _American Historical Review_, XV (1909-10) 547-61.

(12) Train, Arthur. "Imported Crime: The Story of the Camorra in America," _McClure's_, x.x.xIX (1912), 82-94.

B. _Sects_

(1) Nordhoff, Charles. _The Communistic Societies of the United States from Personal Visit and Observation._ Including chapters on "The Amana Society," "The Separatists of Zoar," "The Shakers," "The Oneida and Wallingford Perfectionists," "The Aurora and Bethel Communes." New York, 1875.

(2) Gillin, John L. _The Dunkers: A Sociological Interpretation._ New York, 1906. [Columbia University dissertation, V, 2.]

(3) Milmine, Georgine. _The Life of Mary Baker G. Eddy and the History of Christian Science._ New York, 1909.

(4) Gehring, Johannes. _Die Sekten der russischen Kirche, 1003-1897._ Nach ihrem Ursprunge und inneren Zusammenhange dargestellt. Leipzig, 1898.