"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M3Z6-7YJ : accessed 22 October 2017), Archie H Core in household of Francis M Core, Osage Township, Laclede, Missouri, United States; citing enumeration district (ED) 69, sheet 8B, family 152, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,869.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M2YB-9MY : accessed 22 October 2017), Arch Henry Core in household of Francis M Core, Osage, Laclede, Missouri, United States; citing enumeration district (ED) ED 46, sheet 9B, family 179, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 793; FHL microfilm 1,374,806.
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