"Illinois Deaths and Stillbirths, 1916-1947," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:N31K-2MJ : 8 March 2018), Ralph Augustus Luckey in entry for Hannah Luckey, 25 Mar 1937; Public Board of Health, Archives, Springfield; FHL microfilm 1,786,729.
"United States Census, 1930," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:XSYY-MBC : accessed 17 January 2021), Ralph Luckey, Ashton, Lee, Illinois, United States; citing enumeration district (ED) ED 6, sheet 2A, line 18, family 34, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 522; FHL microfilm 2,340,257.
"Illinois, County Marriages, 1810-1940," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:QK9L-TQ55 : 17 November 2020), Ralph A Luckey and Miss Hannah Stevens, 16 Apr 1881; citing Ogle, Illinois, United States, county offices, Illinois; FHL microfilm 1,420,757.
"United States Census, 1910," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:MK6S-RP2 : accessed 17 January 2021), Ralph Lucky, Ashton, Lee, Illinois, United States; citing enumeration district (ED) ED 43, sheet 7A, family 186, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 302; FHL microfilm 1,374,315.
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MS43-MYP : accessed 17 January 2021), Ralph A Lucky, Ashton Township Ashton village, Lee, Illinois, United States; citing enumeration district (ED) 52, sheet 10B, family 234, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,319.
"Illinois Deaths and Stillbirths, 1916-1947," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:N3ZH-6C7 : 9 March 2018), Ralph A. Luckey, 24 May 1941; Public Board of Health, Archives, Springfield; FHL microfilm 1,832,584.