[4] Thomas Beet, Methods of American Private Detective Agencies, _Appleton's Magazine_, October, 1906. [5] _Idem._ [6] _Idem._ [7] _Idem._ [8] _New York Sun_, May 8, 1911. [9] _New York Call_, September 14, 1910. [10] Investigation of the Employment of Pinkerton Detectives: House Special Committee Report, 1892, p. 226. [11] See his testimony, pp. 92-94 of the Senate Report. [12] Report of the Industrial Commission, 1901, Vol. VIII, pp. 257-258, 261 (Chicago Labor Disputes). [13] _American Federationist_, November, 1911, Vol. XVIII, p. 889. [14] Limiting Federal Injunction: Hearings before a Subcommittee of the Committee on the Judiciary, United States Senate, Jan. 6, 1913, Part I, p. 19. [15] _Idem_, p. 20. [16] _Appleton's Magazine_, October, 1906. [17] Hillquit, History of Socialism in the United States, pp. 280-281. [18] Investigation of the Employment of Pinkerton Detectives, Senate Special Committee Report, 1892, p. xiii. [19] _Idem_, p. ii. [20] _Idem_, p. xii. [21] _Idem_, p. xv. [22] Investigation of the Employment of Pinkerton Detectives: House Special Committee Report, 1892, p. 224. [23] _Idem_, p. 225. [24] Report on the Chicago Strike of June-July, 1894, by the United States Strike Commission, p. xxxviii. [25] _Idem_, p. xliv. [26] _Idem_, p. 356. [27] _Idem_, p. 370. [28] _Idem_, p. 397. [29] _Idem_, pp. 366-367. [30] _Idem_, p. 371. [31] _Idem_, p. 368. [32] _Idem_, pp. 368-369. [33] _Idem_, p. 372 (from the testimony of Harold I. Cleveland). [34] _Idem_, p. 360. [35] Debs, The Federal Government and the Chicago Strike, p. 24 (Standard Publishing Co., Terre Haute, Ind., 1904). [36] _Idem_, p. 24. [37] Emma F. Langdon, The Cripple Creek Strike, p. 153 (The Great Western Publishing Co., Denver, 1905). [38] Report of the Commissioner of Labor, 1905, on Labor Disturbances in Colorado, p. 186. [39] _Idem_, p. 206. [40] _Idem_, p. 304. [41] Cf. Clarence S. Darrow, Speech in the Haywood Case, p. 56 (_Wayland's Monthly_, Girard, Kan., October, 1907). [42] Report of the Commissioner of Labor, 1905, on Labor Disturbances in Colorado, p. 192. [43] C. Dobrogeaunu-Gherea, Socialism _vs._ Anarchism, _New York Call_, February 5, 1911. [44] Kropotkin, The Terror in Russia, p. 57 (Methuen & Co., London, 1909). [45] Bamford, Passages in the Life of a Radical, Vol. II, p. 14 (T. Fisher Unwin, London, 1893).