The following publications contain information about Thomas Mower McDougall:
Book: Campaigning with Crook by Charles King, Harper and Brothers, 1890.
Article: "War With the Sioux: Indian Fights and Fighters; Part II – The Last of Custer" by Cyrus Townsend Brady • Pearson's Magazine • September 1904.
Article: "Garry Owen, the Pride of Fort Bliss" by Knoles-Peterson • It takes something exceptional in horse flesh to impress a cavalryman. Here are a few of the immortals they still talk about [mentions McDougall caught Comanche after the battle]. • Old West • Summer 1967.
Cover Photograph: "Capt. Thomas McDougall, 1875" • Little Big Horn Associates Newsletter, Vol. 1, No. 8, August 1967.
Article: "Custer's Last Battle" by Charles King, Introduction by Paul L. Hedron • Annuals of Wyoming, Vol. 48, Spring 1976.
Cover Photograph: "James Calhoun, Tom Custer and Tom McDougall" • Little Big Horn Associates Newsletter, Vol. XXVIII, No. 5, July 1994.
Cover Art: "Captain Thomas M. McDougall" by Ken Smith • Little Big Horn Associates Newsletter, Vol. XXV (should be XXX), No. 2, March 1996.
Article: "McDougall Court-martial" by Tom O'Neil • Little Big Horn Associates Newsletter, Vol. XXV (should be XXX), No. 2, March 1996.
Photograph: "Captain Thomas M. McDougall" • Little Big Horn Associates Newsletter, Vol. XXV (should be XXX), No. 2, March 1996.
Article: "Burying the Hatchet" by Douglas C. McChristian • In June 1926, on the 50th anniversary of the Little Bighorn battle, some 50,000 people attended the memorial events of that summer • Greasy Grass, Journal of the Custer Battlefield Historical & Museum Association, Vol. 18, May 2002.