- Birth Date
- 29 July 1799
- Death Date
- 29 June 1879
John purchased property in Salt Lake City 5 November 1853. His birth and death dates are confirmed by the Utah State History Cemeteries and Burials Database.
- Age at Departure: 53
- Head of Household
- 1856 Utah Census.
- “Claudius V. Spencer Company report, 1853.” In Brigham Young office emigrating companies reports 1850-1862, Reports 1853-1855. (CR 1234 5, Box 1, Folder 31)
- England Births and Christenings, 1538-1975
- Salt Lake County Recorder's Office, Deed book A, 1850-1859.
- Utah State History Cemeteries and Burials Database.