CPH to Hopkins, Sept. 15, 1873, LB, 5:59, box 22, Hopkins Collection.
Blondheim, News over the Wires, 174-77, 183-85, 195.
Blondheim, News over the Wires, 172, 191.
Hopkins to CPH, Nov. 28, 1872, CPH Papers, ser. 1, r. 5.
Blondheim, News over the Wires, 149, 165, 175.
CPH to Hopkins, March 31, 1876, LB, 8:135, box 23, CPH to Stanford, Jan. 30, 1874, LB, 6:121, box 22, Hopkins Collection.
Adams to Perkins, Sept. 8, 1885, UP, PO, OC, vol. 29, ser. 2, r. 25.
CPH to Hopkins, Aug. 25, 1873, LB, 4:162, box 21, Hopkins Collection.
Godkin to Villard, June 7, 1893, in William A. Armstrong, ed., The Gilded Age Letters of E. L. Godkin (Albany: State Univ. of New York Press, 1974), 446-48.
Mahl Memoirs, Huntington J-3, p. 8, box aE461, CPH 1882-1900, Mahl Papers.