Chicago Tribune, Sept. 2, 1883, New York Sun, Sept. 6, 1883, box 51a, Scrapbook of Notices of the Northern Pacific Railroad Excursion, Aug. 29-Sept. 3, 1883, Villard 159, Villard Papers.
Northern Pacific R.R. Last Spike Ceremonies, Programme of Exercises, Portland, Oregon, Sept. 10, 11, 1883, Scrapbook Northern Pacific Opening Excursion, Sept.-Oct. 1883, box 52a, Villard Papers.
Buss, Villard, 138-45.
Chicago Interocean, Aug. 30, 1883, box 51a, Scrapbook of Notices of the Northern Pacific Railroad Excursion, Aug. 29, Sept. 3, 1883, Villard 159, Villard Papers.
Endicott to Villard, May 23, 1883, Mss. 899e, vol. 719, box 84, Villard Papers.
Villard to Higginson, Aug. 23, 1883, Private Letters, 40 A, 302.
Endicott to Villard, Aug. 24, 1883, Beverly Farm, Mss. 899e, v. 719, box 84, Villard Papers..