Hopkins to CPH, Nov. 11, 1873, CPH Papers, ser. 1, r. 5, Hopkins to CPH, Dec. 4, 1873, CPH Papers, ser. 1, r. 6.
Fisk and Hatch to the Holders of Central Pacific Railroad Bonds, Jan. 1, 1874, LB, 6:45, L. Von Hoffman and Co. to CPH, Dec. 30, 1873, both in box 22, Hopkins Collection.
Annual Report of the Board of Directors of the Central Pacific Railroad Co. to the Stockholders for the Year Ending Dec. 31, 1873, 7.