• Phineas traveled to the Salt Lake Valley with the Brigham Young Pioneer Company in 1847.  Upon reaching Green River, he ventured back to help guide oncoming companies.  He was a captain of ten. 

  At the end of a mission, Phineas traveled home with the William G. Young Company in 1857.

Brigham Young Vanguard Company (1847)

• Age at Departure: 48

William G. Young Company (1857)

• Age at Departure: 58

Sources

• A. Milton Musser diaries, 1852-1876, Diary, 1857 May - 1857 August, 12-39.
• Albert P. Rockwood journals, 1847-1853, Journal, 1847 April-July.
• Amos M. Musser, “Correspondence of Elder A. M. Musser,” The Mormon, 15 Aug. 1857, 3.
• Appleton M. Harmon diary, 1847 April-July.
• "Correspondence from the Plains," letter from Amos M. Musser to President Appleby, 16 July 1857 in Millennial Star, 26 September 1857, 620-22.
• Gibbs, Eliza Dana, Autobiographical sketch, 18-19. (Trail excerpt transcribed from "Pioneer History Collection" available at Pioneer Memorial Museum [Daughters of Utah Pioneers Museum], Salt Lake City, Utah. Some restrictions apply.)
• Heber C. Kimball journal in Heber C. Kimball papers, 1837-1866.
• Howard Egan, Pioneering the West, 1846 to 1878, edited and compiled by William M. Egan (1917), 21-105.
• Jacob, Norton, Reminiscence and journal 1844 May-1852 January, 47-85.
• Millen Atwood journal, 1847 April-July. 
• Thomas Bullock journals, 1843-1849, Journal, 1847 April-June.
• Utah, Deaths and Burials, 1888-1946.
• Wilford Woodruff journal, 1847 January-1853 December in Wilford Woodruff journals and papers, 1828-1898, 25-77.
• William A. Empey, "The Journal of William A. Empey, May 7-August 4, 1847," edited by Dale L. Morgan, Annals of Wyoming (July-October 1949), 124-33.
• William Clayton diaries, 1846-1853, Folder contents: (2) Volume 2, 1847.
• Young, Lorenzo Dow, Diaries, 1846-1852 and 1888-1891, vol. 1.