"United States World War I Draft Registration Cards, 1917-1918," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K6NK-ZR5 : accessed 12 May 2016), Ora John Robbins, 1917-1918; citing Detroit City no 7, Michigan, United States, NARA microfilm publication M1509 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 2,024,031.
Census
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M9M4-X37 : accessed 12 May 2016), Ora J Robbins in household of Henry Runyon, Center Township, Precinct 9 Indianapolis city Ward 9, Marion, Indiana, United States; citing sheet 5A, family 101, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,240,389.