"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MMBD-BWD : accessed 22 October 2020), Walter Childs in household of Robert Childs, Jackson Township (east half), Brown, Indiana, United States; citing enumeration district (ED) 26, sheet 3B, family 53, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,361.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MKL1-DFM : accessed 30 October 2020), Robert W Childs in household of Robert H Childs, Jackson, Brown, Indiana, United States; citing enumeration district (ED) ED 30, sheet 2A, family 27, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 340; FHL microfilm 1,374,353.
"Indiana Marriages, 1811-2007," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QV99-4G8L : 16 March 2018), Walter Childs and Iva Settles, 20 Oct 1913; citing Brown, Indiana, United States, Marriage Registration, Indiana Commission on Public Records, Indianapolis; FHL microfilm 007578342.