Donald A. Ritchie, Congress and the Washington Correspondents (Cambridge: Harvard Univ. Press, 1991), 69.
Ellis Paxson Oberholtzer, Jay Cooke: Financier of the Civil War, 2 vols. (Philadelphia: G. W. Jacobs, 1907), 2:65.
CPH to Hopkins, June 7, 1870, CPH to Crocker, Dec. 21, 1870, Huntington Letters 2:175, 225.
Summers, Press Gang, 109-10.
Adams to Usher, Oct. 13, 1884, UP, PO, OC, vol. 23, ser. 2, r. 19.
Philadelphia Sunday Morning News, n.d. 1878, enclosure with Frazier to CPH, Nov. 6, 1878, CPH Papers, ser. 1, r. 15.
Dodge to Painter, March 31, 1877, Painter to Dodge, April 1, 1877, Dodge to Painter, April 4, 1877, Painter to Dodge, April 5, 1877, GWD to Painter, April 6, 1877, Painter to Dodge, April 8, 1877, Painter to Gould, April 8, 1877, Dodge to Painter, April 13, 1877, box 3, 1874-77, Painter Papers.