"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MLQB-PS1 : accessed 22 September 2019), Joseph Cooley, Purcell Ward 1, McClain, Oklahoma, United States; citing enumeration district (ED) ED 187, sheet 2A, family 21, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 1261; FHL microfilm 1,375,274.