Chandler, Visible Hand, 170.
Adams to J. S. Cameron, May 17, 1888, UP, PO, OC, vol. 43, ser. 2, r. 38.
Endicott to Villard, Sept. 27, 1880, Villard Papers; loss, Adams to J. S. Cameron, May 17, 1888, UP, PO, OC, vol. 43, ser. 2, r. 38.
Julius Grodinsky, Jay Gould: His Business Career, 1867-1892 (Philadelphia: Univ. of Pennsylvania Press, 1957), 227-49.
Harley, American Railroad Construction, 798-803.
Adams to G. Callaway, Sept. 12, 1884, UP, PO, OC, vol. 24, ser. 2, r. 20.
Adams to Callaway, Dec. 28, 1885, UP, PO, OC, vol. 33, ser. 2, r. 28.
Mexico added some new figures to the mix, such as Albert Kingsley Owen.
Hart, Empire and Revolution, 107-15.
CPH to Crocker, May 9, 1881, CPH Papers, vol. 28, ser. 2, r. 6.
David Pletcher, Rails, Mines, and Progress.