She was buried in Cedar Hill Cemetery Hartford Hartford County Connecticut, USA [1]
Sources
↑ Find A Grave, database and images (findagrave.com : accessed 04 December 2018), memorial page for Nancy Thrall Kingsbury (11 Oct 1809–20 May 1893), Find A Grave: Memorial #91524203, citing Cedar Hill Cemetery, Hartford, Hartford County, Connecticut, USA ; Maintained by David Simpson (contributor 46841829) .
"Connecticut, Vital Records, Prior to 1850," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QGYL-TDCF : 21 September 2019), Nancy Thrall in entry for Nelson Kingsbury, ; citing Marriage, , Compiled by Lucius A. and Lucius B. Barbour, housed at State Library, Hartford, Connecticut; FHL microfilm 008272238.
"United States Census, 1850," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:M68Y-6R8 : 19 December 2020), Nancy T Kingsbury in household of Nelson Kingsbury, Vernon, Tolland, Connecticut, United States; citing family , NARA microfilm publication (Washington, D.C.: National Archives and Records Administration, n.d.).
"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MFCF-S4N : 19 February 2021), Nancy T Kingsbury in household of Nelson Kingsbury, Hartford, Hartford, Connecticut, United States; citing enumeration district ED 6, sheet 104B, NARA microfilm publication T9 (Washington, D.C.: National Archives and Records Administration, n.d.), FHL microfilm 1,254,097.
"Massachusetts Deaths, 1841-1915, 1921-1924," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:NWS6-RY5 : 2 March 2021), Nancy Thrall in entry for Mary E. Kingsbury, 29 Jul 1891; citing Brookline, Massachusetts, v 419 p 417, State Archives, Boston; FHL microfilm 961,504.