"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M3MF-3PF : accessed 2 September 2015), Effie B Keener in household of Francis J Keener, Kittanning borough Ward 1-2, Armstrong, Pennsylvania, United States; citing sheet 29A, family 572, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,241,373.