• [S7] USA Federal Census, 109 East Jones Street, Raleigh, Wake County, North Carolina, North Carolina Genealogical Services Library.
  • [S8] , 1880 USA Federal Census, 109 East Jones Street, Raleigh, Wake County, North Carolina, North Carolina Genealogical Services Library 1254345.
  • [S9] Olga A. L. C. Lutz, 'Remembering' Cornelius -Dietzel Descendants Genealogy, Econ-Line, Maquoketa, IA,.
  • [S10] Olga A L C Lutz, History and Genealogy of the Cornelius-Dietzel Descendants in America, Treasure State, Polson, MT,.
  • [S11] Olga A L C Lutz, "Supplement # 11," Cornelius Reunion Annual Supplement, Cornelius-Gabel-Hildebrandt Reunion, 11 (Aug 1976). Hereinafter cited as "Supplement # 11."
  • [S13] Olga A L C Lutz, "Supplement # 13," Cornelius Reunion Annual Supplement, Cornelius-Gabel-Hildebrandt Reunion, 13 (Aug 1978). Hereinafter cited as "Supplement # 13."
  • [S17] Olga A L C Lutz, "Supplement # 16," Cornelius Reunion Annual Supplement, Cornelius-Gabel-Hildebrandt Reunion, 16 (Aug 1981). Hereinafter cited as "Supplement # 16."
  • [S20] Olga A L C Lutz, "Supplement # 19," Cornelius Reunion Annual Supplement, Cornelius-Gabel-Hildebrandt Reunion, 19 (Aug 1984). Hereinafter cited as "Supplement # 19."
  • [S37] Olga A L C Lutz, "Supplement # 22," Cornelius Reunion Annual Supplement, Cornelius-Gabel-Hildebrandt Reunion, 22 (Aug 1987). Hereinafter cited as "Supplement # 22."
  • [S168] Obituary of Charlene Berg, Sentinel-Press, Maquoketa, IA (Sat., Aug. 11, 2001),.
  • [S178] "The Cornelius' Family at Unterellen", circa 1990, Eugene A Cornelius and Klaus Fischer (unknown author address), to unknown recipient (unknown recipient address); unknown repository, unknown repository address. Hereinafter cited as "Cornelius Family at Unterellen."
  • [S181] Obituary, Carson & Son Funeral Home, Maquoketa, IA.
  • [S182] Mount Hope Cemetery.
  • [S239] Bark Maryland.
  • [S268] During the 1914-1918 war.
  • [S269] Salem Lutheran Church, Letter from.
  • [S270] Olga Anna Louisa Cornelius 11 Sep 1990.
  • [S352] Obituary of Edna L. Bruscher, Le Mars (IA) Daily Sentinel, Le Mars, IA, 8 May 2006. Hereinafter cited as Le Mars Sentinel.
  • [S356] World War I Draft Registration Cards, 1917-1918, online http://search.ancestry.com/cgi-bin/sse.dll. Hereinafter cited as WWI draft registrations.
  • [S367] Obituary of Louise Sisler, Jackson Sentinel, Maquoketa IA, 28 Jun 1894, online http://iagenweb.org/boards/jackson/obituaries/index.cgi. Hereinafter cited as Sisler, L. Obit.
  • [S386] Obituary ofWiley Branscomb, Jackson Sentinel, Maquoketa IA, 11 Feb 1921, online http://iagenweb.org/boards/jackson/obituaries/index.cgi. Hereinafter cited as Branscomb, Wiley obit.
  • [S391] Obituary of William Gabel, Jackson Sentinel, Maquoketa IA, 12 Feb 1943, online http://iagenweb.org/boards/jackson/obituaries/index.cgi. Hereinafter cited as Gabel, W.C. Obit.
  • [S392] 8 Jun 1900 USA Federal Census, unknown repository address, unknown repository.
  • [S398] Andrew news, Jackson Sentinel, Maquoketa IA (29 Nov 1921),.
  • [S399] Free Obituaries, Orange County Register, CA (4 Nov 2005),.
  • [S400] Unknown compiler, online http://www.ancestry.com, NARA (unknown location).
  • [S401] Index of Callifornia death records, unknown file number, California Death Index, 1940-1997, California Death Index, 1940-1997 (Provo, UT: Ancestry.com Operations). Source Information
    Ancestry.com. California, Death Index, 1940-1997 [database on-line]. Provo, UT, USA: Ancestry.com Operations Inc, 2000.
    Original data: State of California. California Death Index, 1940-1997. Sacramento, CA, USA: State of California Department of Health Services, Center for Health Statistics.. Hereinafter cited as CADI.
  • [S403] 16 Apr 1910 USA Federal Census, unknown repository address, unknown repository T624.
  • [S404] 21 Jan 1920 USA Federal Census, unknown repository address, unknown repository T625.
  • [S414] Obituary of Calvin Lee Campbell 1924-2009, Miller Funeral Home, Sioux Falls SD, online http://www.millerfh.com. Hereinafter cited as Obituary of Calvin Lee Campbell.
  • [S416] 21 Jan 1930 USA Federal Census, 109 East Jones Street, Raleigh, Wake County, North Carolina, North Carolina Genealogical Services Library.
  • [S417] Unknown household, 21 Jan 1940 USA Federal Census, unknown repository address, unknown repository.
  • [S419] Unknown household, 1915 unknown record type, unknown location, Iowa, State Census Collection, 1836-1925, North Carolina Genealogical Services Library 109 East Jones Street, Raleigh, Wake County, North Carolina.
  • [S420] Unknown household, 1925 unknown record type, unknown location, Iowa, State Census Collection, 1836-1925, North Carolina Genealogical Services Library 109 East Jones Street, Raleigh, Wake County, North Carolina.
  • [S423] Gravesite database,.
  • [S458] Naturalization petitions, electronic database, 13021 (14 Nov 1960); unknown repository, unknown repository address.
  • [S461] "Eugene Albert Cornelius, M.D. Ph.D.," (C.V., 1991; unknown location); unknown repository reference, unknown repository; unknown repository address. Hereinafter cited as "Eugene Albert Cornelius."
  • [S466] Unknown household, 1885 online database, State Historical Society of Iowa, Des Moines, Iowa, Iowa, State Census 1885, North Carolina Genealogical Services Library 109 East Jones Street, Raleigh, Wake County, North Carolina.
  • [S595] Provo UT, USA Ancestry.com, online unknown url, unknown author (unknown location), downloaded 2014.
  • [S616] Provo UT, USA Ancestry.com, online unknown url, unknown author (unknown location), downloaded 2014.
  • [S735] California Voter Registrations, 1900-1968 (Provo, UT: Ancestry.com, 1900-1968). Hereinafter cited as California Voter Registrations.
  • [S763] Obituary of Fredericka Peters Ostert, Jackson Sentinel, Maquoketa IA, 5 March 1920, page 7, online http://iagenweb.org/boards/jackson/obituaries/index.cgi. Hereinafter cited as Ostert, Fredericka obituary.
  • [S849] Warranty Deed from Geo. Schultz, 1871, Jackson County Register of Deeds, Maquoketa, Iowa. Hereinafter cited as Warranty Deed from Geo. Schultz.
  • [S851] Warranty Deed from John and Emma Demuth, 1884, 50, Jackson County Register of Deeds, Maquoketa, Iowa. Hereinafter cited as Warranty Deed from John and Emma Demuth.
  • [S852] Warranty Deed from Henry and Louise Oberman, 1886, 50, Jackson County Register of Deeds, Maquoketa, Iowa. Hereinafter cited as Warranty Deed from Henry and Louise Oberman, 1886.
  • [S853] Warranty Deed from J H and Anna Reistroffer, 1897, 63, Jackson County Register of Deeds, Maquoketa, Iowa. Hereinafter cited as Warranty Deed from J H and Anna Reistroffer.
  • [S854] Warranty Deed 1 March 1916, Jackson County Register of Deeds, Maquoketa, Iowa. Hereinafter cited as Warranty Deed 1 March 1916.
  • [S856] Warranty Deed to Lewis and Wilhelmina Cornelius 24 Sep 1917, 72, Jackson County Register of Deeds, Maquoketa, Iowa. Hereinafter cited as Warranty Deed 24 Sep 1917.
  • [S1746] Minnie Eichler, State Vital Record A7-470, 11-18-1936,.
  • [S1857] Illinois Marriages Index of Cook County, unknown file number, Cook County, Illinois Marriages, 1930-1960, unknown series (n.p.: Family Search, Salt Lake City, Utah, 2010, 2008). Ancestry.com. Cook County, Illinois Marriage Index, 1930-1960 [database on-line]. Provo, UT, USA: Ancestry.com Operations Inc, 2008.
    Original data: Cook County Clerk, comp. Cook County Clerk Genealogy Records. Cook County Clerk’s Office, Chicago, IL: Cook County Clerk, 2008.. Hereinafter cited as Cook County IL Marriage Index.