• Amos initially traveled with his family in 1851, serving as the company secretary. Later, in 1857, he traveled with the William G. Young Company when he returned from a mission, serving as the company clerk and historian.

Easton Kelsey Company (1851)

• Age at Departure: 21

William G. Young Company (1857)

• Age at Departure: 27
• Returning Missionary

Sources

• "A. Milton Musser," Deseret Evening News, 30 September 1909, 4.
• "A. Milton Musser Called By Death," Deseret Evening News, 25 September 1909, 5.
• A. Milton Musser diaries, 1852-1876, Diary, 1857 May - 1857 August, 12-39.
• Amos M. Musser, “Correspondence of Elder A. M. Musser,” The Mormon, 15 Aug. 1857, 3.
• "Correspondence from the Plains," letter from Amos M. Musser to President Appleby, 16 July 1857 in Millennial Star, 26 September 1857, 620-22.
• Historical Department journal history of the Church, 1830-2008, Supplement after 31 December 1851, 4.  
• King, Volney, Diaries, 1873-1922.
• Luman A. Shurtliff autobiography, circa 1852-1876, Autobiography, circa 1852-1876. Begins at the last line of page 7.
• Musser, Amos M., 19 Aug. 1857, Fort Laramie, in "From the Plains," The Mormon , 19 Sep. 1857, 3.
• Musser, Amos Milton, Diaries 1852-1856, vol. 1, 33.