Richard Bensel, Yankee Leviathan: The Origins of Central State Authority in America, 1859-1877 (New York: Cambridge Univ. Press, 1990), 243-48, 243-62.
Richard Eugene Sylla, The American Capital Market, 1846-1914: A Study of the Effects of Public Policy on Economic Development (New York: Arno Press, 1975), 155-61.
Richard White, "Information, Markets, and Corruption: Transcontinental Railroads in the Gilded Age," Journal of American History 90 (June 2003): 1943.
Julius Grodinsky, Transcontinental Railway Strategy, 1869-1893: A Study of Businessmen (Philadelphia: Univ. of Pennsylvania Press, 1962), 2-4.
CPH to Hopkins, Dec. 19, 1872, LB, 3:177, box 21, Hopkins Collection.
Goldsmith and Hart (sic) CPH, Oct. 22, 1878, CPH Papers, ser. 1, r. 15.
Menahem Blondheim, News over the Wires: The Telegraph and the Flow of Public Information in America, 1844-1897 (Cambridge: Harvard Univ. Press, 1994), 98-99, 108-9, 191.
Richard John, Network Nation: Inventing American Telecommunications (Cambridge: Harvard Univ. Press, 2010),145-46.
Blondheim, News over the Wires, 129-33, 147-51, 157, 162, 163-68, 174, 98-99.
Menahem Blondheim, "Public Sentiment Is Everything: The Unions Public Communications Strategy and the Bogus Proclamation of 1864," Journal of American History 89 (Dec. 2002): 6-7, 10, 18-19.