-  “Mary Elvin,” Patriarchal Blessing Index, 1833–1971 (closed to research), CHL. “Sealings of couples, living and by proxy, 1851–1889,” Church of Jesus Christ of Latter-day Saints, Endowment House, vol. B1, p. 23, Guy Mesiah Keysor and Mary Elvin, Mar. 12, 1855, FHL microfilm 183394, FHL. 1860 U.S. census, Great Salt Lake City Ward 8, Great Salt Lake Co., Utah Territory, p. 90, Mary Keysor, NARA. Salt Lake City Recorder, “Death and Burials Register, 1848–1933,” Series 21866, p. 42, Mary Keysor, Utah State Archives and Records Service, Salt Lake City. Find a Grave, database and images (http://findagrave.com, accessed July 2014), memorial no. 19833305, Mary Ann Elvin Keysor; Salt Lake City Cemetery, Salt Lake City, UT. “Family Tree,” database, FamilySearch (https://familysearch.org, accessed May 2016), Mary Elvin or Elven or Elvine KWJW-SKR .