The standard account is Peck, Reinventing Free Labor.
Agreement, n.d., c. 1898, Great Northern, ser. B, r. 1.
Genl. Supt. to H. A. Kennedy, Dec. 15, 1901, H. A. Kennedy to G. T. Slade, Feb. 6, 1905 Vice President-Operating Division, General Manager Subject File 34-01, OTC, JL 1898-1910.
playing railroads against each other, Asst. Genl. Supt. to J. P. OBrien, April 4, 1902, Kennedy to F. E. Ward, April 6, 14, 1902, Vice President-Operating Division, General Manager Subject File 34-01, OTC, JL 1898-1910, all in OTC.
Chinese immigrants became, in the words of Mae Ngai, "simultaneously a social reality and a legal impossibility."
Mae M. Ngai, Impossible Subjects: Illegal Aliens and the Making of Modern America (Princeton: Princeton Univ. Press, 2004), 4.
Bromley to Adams, Oct. 4, 1885, UP, RG 2361, box 21, Labor Disputes, Oct. 1885.