Albert Fink, Testimony of Albert Fink before the Select Committee on Interstate Commerce of the United States Senate . . . New York, May 21, 1885 (Washington, D.C.: GPO, 1885), 22.
Vance contends regional rather than national integration was determined in part by geographical route ways, in North American Railroad, 111-15.
George Rogers Taylor and Irene Neu, The American Railroad Network, 1861-1890 (Cambridge: Harvard Univ. Press, 1956), 53-57, 49-83.
Ellis Paxson Oberholtzer, Jay Cooke: Financier of the Civil War, 2 vols. (Philadelphia: George W. Jacobs, 1907), 1:51, 56-61, 101-2.
capital, Henrietta M. Larson, Jay Cooke: Private Banker (Cambridge: Harvard Univ. Press, 1936), 98.
Oberholtzer, Jay Cooke, 1:131.
Oberholtzer, Jay Cooke, 1:207-211.