Charles Francis Adams, "Reflex Light from Africa," Century Magazine 108 (Jan. 1869): 143-50.
"The Helplessness of Labor," Union Pacific Employes' Magazine, Sept. 1893, p. 229.
"The Helplessness of Labor," Union Pacific Employes Magazine, Sept. 1893, p. 229.
Clark, "Possibility of a Scientific Law of Wages," 54-69.
Since the Denver and Rio Grande was completed to Leadville in 1880, Pinkertons trip had to be just prior to this.
For roads building to Leadville in 1879, see Railway Age, Jan. 9, 1879, p. 13.
Joseph R. Buchanan, The Story of a Labor Agitator (New York: Outlook Company, 1903), 430.
"Why the Government Should Run the Railroads," Union Pacific Employes' Magazine, Oct. 1886, p. 265.