"United States Census, 1880," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:MNSK-SCS : 14 November 2020), Arthur L. Thomas, Salt Lake City, Salt Lake, Utah Territory, United States; citing enumeration district ED 45, sheet 83D, NARA microfilm publication T9 (Washington, D.C.: National Archives and Records Administration, n.d.), FHL microfilm 1,255,337.
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MMRL-K1G : accessed 6 December 2020), Arthur Thomas, Precinct 37 Salt Lake City Ward 4, Salt Lake, Utah, United States; citing enumeration district (ED) 38, sheet 8B, family 162, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,241,684.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M5XW-DMD : accessed 6 December 2020), Aurther L Thomas, Salt Lake City Ward 4, Salt Lake, Utah, United States; citing enumeration district (ED) ED 133, sheet 12A, family 50, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 1607; FHL microfilm 1,375,620.