"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MSJS-M3D : accessed 10 April 2018), Barbary Horning in household of John Horning, Irondequoit Township, Election District 2, Monroe, New York, United States; citing enumeration district (ED) 16, sheet 2A, family 30, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,241,072.