1 Born at Downham, Lancashire, England; son of Jane and Thomas Spencer. 2 Immigrated to the United States aboard the Sheffield, 1841; arrived at Nauvoo, Hancock County, Illinois, circa 1841. 3 Married Mary Mitchell, 1844. 4 Performed baptisms for deceased parents and siblings at Nauvoo, 1844. 5 (See Document 1.11)
-  William Bennett Price, ed., The Register of the Parish Church of St. Leonard, Downham, 1605–1837 (Leyland, Eng.: Leyland Printing Co., 1979), 118:70.
-  Price, Register of the Parish Church of St. Leonard, 118:70. Susan Easton Black and Harvey Bischoff Black, Annotated Record of Baptisms for the Dead, 1840–1845 (Provo, UT: Center for Family History and Genealogy, Brigham Young University Press, 2002), 6:3452–3453.
-  “Mormon Migration,” database, 1840–1932, Mormon Migration (http://mormonmigration.lib.byu.edu, accessed Jan. 2015), James Spencer; extracted from The Church of Jesus Christ of Latter-day Saints, Mormon Immigration Index CD (2000).
-  James Spencer and Mary Mitchell, Feb. 12, 1844, Nauvoo, IL, Recorder, Marriage Record, Feb. 1842–Dec. 1845, p. 21, CHL. Lyndon W. Cook, Nauvoo Deaths and Marriages, 1839–1845 (Orem, UT: Grandin Book Co., 1994), 109. Spencer’s first wife’s name was Isabella; she evidently died in Nauvoo. (See “Mormon Migration,” database, Isabella Spencer; Ellen Briggs Douglas to “Fathers and Mothers and Sisters and Brothers,” Apr. 14, 1844, transcript, CHL.)
-  Black and Black, Annotated Record of Baptisms for the Dead, 6:3452–3453.