"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M3T3-T83 : accessed 10 November 2020), James Allen in household of Jas L Allen, Conway Township (west part), Horry, South Carolina, United States; citing enumeration district (ED) 58, sheet 16A, family 210, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,241,531.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M5DP-MVF : accessed 10 November 2020), James L Allen in household of James L Allen, Bayboro, Horry, South Carolina, United States; citing enumeration district (ED) ED 45, sheet 26A, family 412, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 1463; FHL microfilm 1,375,476.
"United States World War I Draft Registration Cards, 1917-1918", database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:KZ6S-LJ9 : 24 August 2019), James Lloyd Allen, 1917-1918.
"United States Census, 1920," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M6ZM-RXF : accessed 10 November 2020), James L Allen in household of James L Allen, Bayboro, Horry, South Carolina, United States; citing ED 79, sheet 7A, line 20, family 113, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, 1992), roll 1699; FHL microfilm 1,821,699.
"United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:SPCV-YKJ : accessed 10 November 2020), Lloyd J Allen in household of James L Allen, Bayboro, Horry, South Carolina, United States; citing enumeration district (ED) ED 2, sheet 8A, line 14, family 127, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 2201; FHL microfilm 2,341,935.