• Walker, a member of the Mormon Battalion, joined five men who returned east at Green River to help guide oncoming companies. He joined with his wife to travel to Salt Lake Valley in the Spencer-Eldredge company in 1847. He was re-baptized at Salt Lake City on 11 September 1852.  In 1857 he captained his own company of Saints emigrating to the valley.

Mormon Battalion Sick Detachments (1847)

• Age at Departure: 26

William H. Walker Freight Train (1857)

• Age at Departure: 36
• Company Captain

William B. Preston Company (1864)

• Age at Departure: 43
• Out-and-Back Teamster

Sources

• 1900 United States Federal Census
• Amos M. Musser, “Correspondence of Elder A. M. Musser,” The Mormon, 15 Aug. 1857, 3.
• Barzee, Reuben Woodard, [Diary], in Gwendolyn E. Pickens, ed. and comp., Sons of God [1984], 183-89.
• "Correspondence from the Plains," letter from Amos M. Musser to President Appleby, 16 July 1857 in Millennial Star, 26 September 1857, 620-22.
• "Death of Pioneer," Deseret Evening News, 10 January 1908, 5.
• Eastern Idaho Death Records Database.
• "Elder William Walker," Deseret News, 26 August 1857, 196.
• Find a Grave (Website)
• Idaho, Southeast Counties Obituaries, 1864-2007.
• Norma Baldwin Ricketts, The Mormon Battalion: U.S. Army of the West, 1846-1848 (Logan, Utah: Utah State University Press, 1996), 23.
• Saints By Sea: Latter-day Saint Immigration to America
• Salt Lake Stake, Record of members collection, 1836-1970.
• Smith, Joseph Maginnis, History of Joseph M. Smith, [1]. Trail excerpt transcribed from "Pioneer History Collection" available at Pioneer Memorial Museum [Daughters of Utah Pioneers Museum], Salt Lake City, Utah. Some restrictions apply.
• Taylor, John, [Letter], Latter-day Saints' Millennial Star, 19 Sep. 1857, p. 605-6
• “The Mormons,” New York Daily Times , 21 Aug. 1857, 6.
• Walker, William Holmes, Reminiscences, 15-20.  Trail excerpt transcribed from "Pioneer History Collection" available at Pioneer Memorial Museum [Daughters of Utah Pioneers Museum], Salt Lake City, Utah. Some restrictions apply.
• "Was Pioneer of Utah and Idaho," Deseret News, 18 Jan. 1908, 23.
• William H. Walker in "Jubilee Matters," Deseret Weekly, 17 April 1897.
• William H. Walker reminiscences and diary, 1843 September-1897 April, 127-31.
• William Holmes Walker, The Life Incidents and Travels of Elder William Holmes Walker and His Association with Joseph Smith, the Prophet  (Elizabeth Jane Walker Piepgrass, 1943), 15-16.