• Joseph initially traveled to the Salt Lake Valley in the Heber C. Kimball Company in 1848.

  He returned home from a mission to the Sandwich Islands on account of ill health with the Parley P. Pratt Company in 1855 as indicated in a Parley P. Pratt correspondence on 22 August 1855.

  He later participated as one of the rescuers that were sent out in the winter of 1856 to assist the members of the Church stranded in Wyoming as indicated in New FamilySearch/Family Tree.

  His name is misspelled "Pack" in the William Burton diary and the Salt Lake Stake Record of Members which gives the date of his rebaptism of 1 February 1852.

Heber C. Kimball Company (1848)

• Age at Departure: 18

Parley P. Pratt Company (1855)

• Age at Departure: 25

Rescue Companies (1856)

• Age at Departure: 26

Sources

• 1900 Utah Census.
• "Arrived," Deseret News [Weekly], 22 Aug. 1855, 189.
• Find a Grave (Website)
• Joseph A. Peck journal, 1854-1867
• Journal History of the Church of Jesus Christ of Latter-day Saints, Supplement after 31 December 1848, 15.
• "Names of Persons Who Volunteer to Go as Teamsters" in Offerings for the assistance of the P. E. F. immigrants, 1856 October in Perpetual Emigrating Fund Company general files, 1850-1887.
• "Pioneer Blacksmith, J. A. Peck, is Dead," Salt Lake Telegram, 27 March 1916, 12.
• Pratt, Parley P., "Correspondence," Deseret News [Weekly], 22 August 1855, 192.
• Salt Lake Stake, Record of members collection, 1836-1970.
• William Broomhead diary, 1856 October-1857 April. 
• William Burton papers, circa 1837-1851, Journal, Volume 11, 1848 June-July.