"United States Census, 1860", database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M8W7-7L5 : 18 February 2021), Sarah Williams in entry for William Williams, 1860 (Horse Head, Johnson, Arkansas).
"United States Census, 1870", database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:MNC6-LYB : 28 May 2021), Sarah F Williams in entry for William Williams, 1870 (Washburn, Scott, Arkansas).
"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MNW6-ZSG : 19 February 2021), Frances Parker in household of Lewis W Parker, Washburn, Logan, Arkansas, United States; citing enumeration district ED 98, sheet 299B, NARA microfilm publication T9 (Washington, D.C.: National Archives and Records Administration, n.d.), FHL microfilm 1,254,050.
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M36K-13F : accessed 10 November 2021), Frank Parker in household of Lewis W Parker, Washburn Township, Logan, Arkansas, United States; citing enumeration district (ED) 64, sheet 5A, family 93, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,066.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MKVZ-136 : accessed 10 November 2021), Sarah F Parker in household of Louis W Parker, Washburn, Logan, Arkansas, United States; citing enumeration district (ED) ED 62, sheet 10B, family 177, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 56; FHL microfilm 1,374,069.
"United States Census, 1930," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:XMLK-L8M : accessed 10 November 2021), Sarah F Parker, Washburn Township, Logan, Arkansas, United States; citing enumeration district (ED) ED 37, sheet , line , family , NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll ; FHL microfilm.