"United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:X7WH-HTH : accessed 8 July 2015), Norma A Elder in household of Arthur R Elder, Green River, Sweetwater, Wyoming, United States; citing enumeration district (ED) 0013, sheet 21A, family 394, line 13, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 2625; FHL microfilm 2,342,359.
"United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:VT41-1FW : accessed 8 July 2015), Norma Ann Elder in household of Arthur R Elder, Green River, Election District 10 Green River, Sweetwater, Wyoming, United States; citing enumeration district (ED) 19-15A, sheet 12A, family 242, NARA digital publication T627 (Washington, D.C.: National Archives and Records Administration, 2012), roll 4576.