- Birth Date
- 1 February 1812
- Death Date
- 7 May 1858
John Welton Lasley
- Age at Departure: 40
- 1850 Iowa Census, Pottawattamie County.
- Journal History of The Church of Jesus Christ of Latter-day Saints, Supplement after 31 December 1852, 61B.
- Layne, Jonathan Ellis, Autobiography, 1897, 10-18.
- Layne, Jonathan Ellis, Reminiscences, in Journal History of The Church of Jesus Christ of Latter-day Saints, 27 Sept. 1852, 1B-7.
- Presiding Bishopric. Immigrant Location Committee Minutes, (20 September - 13 October 1852).