- [S44] James Madigan interment records, Calvary Cemetery, Evanston, Cook County, Illinois, USA; unknown reader.
- [S45] James Madigan death notice, Chicago Daily News, Chicago, Illinois, 25 March 1893. Hereinafter cited as Chicago Daily News.
- [S49] Michael Madigan death notice, Chicago Daily News, Chicago, Illinois, December 10, 1915, page 23. Hereinafter cited as Chicago Daily News.
- [S53] James Madigan, Illinois Death Certificate No. 11820 (March 25, 1893), Bureau of Vital Statistics, Cook County Clerk's Office, Chicago, Cook County, Illinois, USA. Hereinafter cited as Illinois Death Certificate.
- [S55] Social Security Application.
- [S56] John Joseph Madigan, US Social Security Application, December 30, 1937, SS# 361-01-6879, Treasury Department, Washington, DC.
- [S64] Michael Madigan, Illinois Death Certificate No. 26402 (September 14, 1949), Bureau of Vital Statistics, Cook County Clerk's Office, Chicago, Cook County, Illinois, USA. Hereinafter cited as Illinois Death Certificate.
- [S65] Mary A. Madigan, Death Certificate 24047, September 1, 1942, Department of Public Health, State of Illinois.
- [S189] Social Security Administration Index.
- [S236] St. James' Baptismal records, 1855-1911, Chicago, Illinois, Madigan, Mary F., Baptismal Record, (April 20, 1879), Family History Library [FHL], Salt Lake City, Utah, USA. Hereinafter cited as Madigan, Mary F., Baptismal Record.
- [S313] State of Illinois Death Certificate.
- [S314] George W. Rooney and Anna Madigan marriage, August 2, 1903, Elaine McIntyre Beaudoin, personal files, Chicago, Illinois. Copy dated October 30, 1947, signed by Michael X. Frassrand, Pastor.
- [S315] Baptism register, page 110, Madigan, Nanette (Ann) Isabelle baptismal certificate, (November 27, 1881), Nativity of Our Lord Church, Chicago, Illinois. Hereinafter cited as Nanette Madigan baptismal certificate.
- [S316] From Baptismal Certificate.
- [S317] Soundex, 1910 Census, Illinois.
- [S554] May Harbison, Obit, Chicago Tribune, Chicago, Illinois, October 2, 1955, Record Number: 19551002dn049; Chicago Tribune Historical Archive. Hereinafter cited as Chicago Tribune.
- [S559] Daniel Quinn and Margaret Madigan Marriage License, Bureau of Vital Statistics, Cook County Clerk's Office, Chicago, Cook County, Illinois, USA. Hereinafter cited as Quinn - Madigan Marriage License.
- [S560] Daniel Quinn, June 7, 1900 US Census, Illinois, Cook County, Chicago, Washington, DC, ED 127, Page 13A, Ward 5, National Archives and Records Administration T623, Roll 249.
- [S561] Daniel Quinn, 1880 US Census, Illinois, Cook County, Chicago, Washington, DC, ED 48; Page 224, National Archives and Records Administration T9, Roll 188.
- [S646] Mae Cooley household, 1920 US Census, Illinois, Cook County, Chicago, Washington, DC, ED 795, Page 10B, Ward 13, National Archives and Records Administration T625, Roll 322.
- [S682] May Cooley, 1930 US Census, Illinois, Cook County, Chicago, Washington, DC, ED 1083, Page 13B, National Archives and Records Administration T626, Roll 459.
- [S777] Woods-Madigan marriage license, no. 397797, Bureau of Vital Statistics, Cook County Clerk's Office, Chicago, Cook County, Illinois, USA. Hereinafter cited as Woods-Madigan marriage license.
- [S778] Carleen Malone, "RE: Madigan Cousin," e-mail message from (private)@hotmail.com (Carol Stream, Illinois 60188-9093) to Elaine McIntyre Beaudoin, December 1, 2007. Hereinafter cited as "RE: Madigan Cousin."
- [S782] James Madigan death notice, The Inter Ocean, Chicago, Illinois, March 26, 1893. Hereinafter cited as The Inter Ocean.
- [S792] Michael Madigan household, 1880 U.S. Census, Illinois, Cook County, Chicago, Washington, DC, ED 38, Sheet 17, Line 35, National Archives and Records Administration micropublication T9, roll 187.
- [S794] Bessie Madigan household, 1930 US Census, Illinois, Cook County, Chicago, Washington, DC, ED 1048, Sheet 10A, National Archives and Records Administration T626, Roll 462.
- [S797] John J. Madigan, WWI Registration Card, 1917-1918, Roll 1493582, draft board 30; National Archives and Records Administration; Washington, DC. Hereinafter cited as "John J. Madigan, WWI Registration Card."
- [S805] Thomas Madigan death notice, Chicago Daily News, Chicago, Illinois, May 29, 1906, page 12. Hereinafter cited as Chicago Daily News.
- [S810] Michael J. Madigan death notice, Chicago Tribune, Chicago, Illinois, October 18, 1966, page D10. Hereinafter cited as Chicago Tribune.
- [S816] Michael J. Woods household, 1930 US Census, Illinois, Cook County, Chicago, Washington, DC, ED 775, page 7B, National Archives and Records Administration T625, roll 322.
- [S834] Baptisms 1855 - 1876, page 59, Honora Madigan Baptismal Record, (September 25, 1870), St. James Church, Chicago, Illinois. Hereinafter cited as Honora Madigan Baptismal Record.
- [S871] Mayme Veronica Harbison, Illinois Medical Certificate of Death no. 66767 (October 3, 1955), Bureau of Vital Statistics, Cook County Clerk's Office, Chicago, Cook County, Illinois, USA. Hereinafter cited as Illinois Medical Certificate of Death.
- [S896] Rooney-Madigan Marriage License no. 370915, Bureau of Vital Statistics, Cook County Clerk's Office, Chicago, Cook County, Illinois, USA. Hereinafter cited as Rooney-Madigan Marriage License.
- [S936] Illinois birth certificate, John Madigan no. 10115 (May 6, 1887), Bureau of Vital Statistics, Cook County Clerk's Office, Chicago, Cook County, Illinois, USA.
- [S941] Chicago City Directory (Chicago, Illinois: Lakeside Press, R. R. Donnelly & Sons, 1891). Hereinafter cited as Chicago City Directory, 1891.
- [S1193] George W. Rooney and Anna Madigan marriage, August 2, 1903, in Marriage Register 1859-1906, page 456, line 2, Old St. Mary's Church, Chicago, Illinois. Hereinafter cited as Marriage Register 1859-1906.
- [S1199] Emmett John Woods, Illinois Certificate of Birth no. 26225 (August 18, 1917), Bureau of Vital Statistics, Cook County Clerk's Office, Chicago, Cook County, Illinois, USA.
- [S1200] James A. Woods, Illinois Certificate and Record of Death no. 30830 (April 21, 1914), Department of Health, Chicago, Cook County, Illinois, USA. Hereinafter cited as Illinois Certificate and Record of Death.
- [S1207] Margaret Quinn death notice, Chicago Daily News, Chicago, Illinois, December 20, 1910, page 18. Hereinafter cited as Chicago Daily News.
- [S1336] John T. Madigan death notice, Chiago Tribune, Chicago, Illinois, March 14, 1972, page 14. Hereinafter cited as Chicago Tribune.
- [S1345] Thomas E. Madigan death notice, Chicago Tribune, Chicago, Illinois, March 7, 1965, page B8. Hereinafter cited as Chicago Tribune.
- [S1347] Mary Madigan Owens death notice, Chicago Tribune, Chicago, Illinois, April 22, 1961, page B4. Hereinafter cited as Chicago Tribune.
- [S1453] Patsy Quinn death notice, The Daily Inter Ocean, Chicago, Illinois, November 2 1888, Page 8, column F. Hereinafter cited as The Daily Inter Ocean.
- [S2021] Electronic Website, online www.findagrave.com. Hereinafter cited as John Joseph Madigan.
- [S2027] Marita Madigan McGivney, "Re: Madigan descendant," e-mail message from e-mail address (Mokena, Illinois) to Elaine McIntyre Beaudoin, March 11, 2015. Hereinafter cited as "Re: Madigan descendant."
- [S2031] Marita Madigan McGivney, "RE: Madigan Pictures," e-mail message from private#gmail.com (Mokena, Illinois) to Elaine McIntyre Beaudoin, March 23, 2015. Hereinafter cited as "RE: Madigan Pictures."
- [S2514] John T. Madigan household, 1940 US Census, Illinois, Cook, Chicago, Washington, DC, ED 103-879, page 20A, National Archives and Records Administration T627; roll 948.
- [S2515] Michael P. Madigan household, 1940 US Census, Illinois, Cook, Chicago, Washington, DC, ED 103-886, page 3B, National Archives and Records Administration T627, roll 948.
- [S2516] Interview with John J. Madigan (Oak Brook, Illinois), by Elaine M. Beaudoin, August 5, 2017. Elaine McIntyre Beaudoin, personal files (Chicago, Illinois).
- [S2705] Evanston, Illinois Calvary Cemetery, Margaret O'Halloran burial card (Chicago, Illinois: Archdiocese of Chicago, June 24, 1908). Hereinafter cited as Margaret O'Halloran burial card.