Bain, Empire Express, 147, 151-56, 201.
Lavender, Great Persuader, 154.
Nathaniel Hawthorne, "Chiefly about War Matters," Atlantic Monthly, July 1862, pp. 59-60.
http://www.cr.nps.gov/nr/travel/wash/dc36.htm.
Bain, Empire Express, 178-80.
Klein, Union Pacific, 32-33.
Maury Klein gives a much fuller account of the various interests involved and the maneuvering behind the act, Klein, Union Pacific, 26-33.
Hopkins to CPH, Feb. 16, 1864, CPH Papers, ser. 1, r. 1.
Klein, Union Pacific, 31.
Public Aids to Transportation, vol. 2, Aids to Railroads and Related Subjects (Washington, D.C.: GPO, 1938), table 2, p. 15.