Union Pacific Employes' Magazine, May 1887, p. 115.
"Powderly at Denver," Union Pacific Employes' Magazine, June 1887, p. 138.
G. M. Lane to I. Bromley, Dec. 30, 1884, UP, OVP, OC, G. M. Lane, vol. 5, sbg. 3, r. 4.
Adams to J. Johnston, April 5, 1886, Adams to A. Thurman, March 19, 1886, Memorandum, May 1886, UP, PO, OC, vol. 34, ser. 2, r. 29.
Adams to M. Storey, March 1, 1886, UP, PO, OC, vol. 34, ser. 2, r. 29.
CPH to Adams, Jan. 13, 1887, CPH Papers, ser. 2, r. 27; Adams to E. P. Alexander, Dec. 8, 1885, UP, PO, OC, vol. 30, ser. 2, r. 26.
Adams to Moorfield Storey, Jan. 14, 1887, Adams to George Hoar, Feb. 7, 1887, Adams to Wilson, Feb. 8, 1887, Adams to Hoyt, Feb. 25, 1887, all in UP, PO, OC, vol. 37, ser. 2, r. 33.
Adams to Henry Dawes, Feb. 10, 1887, UP, PO, OC, vol. 37, ser. 2, r. 33
CPH to S. A. Penniman, Feb. 4, 1887, CPH Papers, ser. 2, r. 27.
C. E. Yost to Callaway, May 19, 1886, UP, box 34, f. 4.
Adams to Colgate Hoyt, Jan. 5, 1887 (misdated 1886), UP, PO, OC, vol. 37, ser. 2, r. 35.
Adams to O. W. Mink, Feb. 16, 1885, UP, PO, OC, vol. 27, ser. 2, r. 23.
Adams to J. Dillon, March 26, 1886, UP, PO, OC, vol. 34, ser. 2, r. 29.
Adams to W. P. Frye, UP, PO, OC, vol. 50, ser. 2, r. 45.