Swanson, Northern Pacific Railroad, 6164.
Cooke to Professor Carey (?), March 10, 1873, Cooke to Bro. Harry, March 14, 1873, LBs, Cooke Papers.
Cooke to Wetmore, Sto Johns N.B., May 23, 1873, LBs, Cooke Papers.
Cooke to Schuyler Colfax, Feb. 27, 24, 1873, LBs, Cooke Papers.
Jay Cooke to Lorin, Jan. 7, 1873, Cooke to Fahny & Garland, Feb. 1, 1873, Cooke to LDM Sweat, March 1, 1873, Cooke to M. B. Lowry, April 4, 1873, LBs, Cooke Papers.
Larson, Cooke, 346.