CPH to Colton, Jan. 29, 1876, Huntington Letters, 4:453.
CPH to Colton, March 7, May 17, 1877, Octopus Speaks, 337, 363.
For Windoms helping the Northern Pacific.
CPH to Gates, May 1, 1878, CPH Papers, ser. 1, r. 14; Sherill to Gates, May 3, 1878, CPH Papers, ser. 1, r. 17.
CPH to Colton, Dec. 5, 1877, Octopus Speaks, 439.
Cooke to Bro. Harry, March 14, 1873, Cooke to Windom, Jan. 24, 1873, LBs, Cooke Papers.
Colburn to Gates, Feb. 6, 1878, Sherrill to Gates, Feb. 10, 1878, CPH Papers, ser. 1, r. 14.
Bardwell to CPH, Oct. 18, 30, Dec. 9, 1878, Boyd to Gates, Sept. 13, 1878, CPH Papers, ser. 1, r. 15
Bardwell to CPH, May 15, 1879, CPH Papers, ser. 1, r. 17.