-  Temple Records Index Bureau of the Church of Jesus Christ of Latter-day Saints, Nauvoo Temple Endowment Register, 10 December 1845 to 8 February 1846 (Salt Lake City: The Church of Jesus Christ of Latter-day Saints, 1974), 109. Ezra Clark Knowlton, The Utah Knowltons: History and Genealogy of Three Generations of Sidney Algernon Knowlton and His Descendants (Salt Lake City: Knowlton Family Organization, 1971), 6. “It Was Heart Failure,” Le Sueur Sentinel (Le Sueur, MN), Dec. 31, 1896, 5. Find a Grave, database and images (http://findagrave.com, accessed Oct. 2015), memorial no. 19496692, Ruhamah Burnham Knowlton Derby; Mound Cemetery, Le Sueur, MN.