- [S14] Katharine Slavin's Obituary, The Waterbury Republican-American Newspaper, Waterbury, Connecticut, 23 February, 1996. Hereinafter cited as The Waterbury Republican-American.
- [S74] Letter from Dennis Jackson (115 Ridgeland Drive, Waterbury, Connecticut) to Taryn L. Phelan, 23 dec 1998; Taryn L. Phelan (221 Westwood Avenue, Waterbury, Connecticut).
- [S75] Letter from Dennis Slavin Jackson (son) (115 Ridgeland Dr, Waterbury, CT) to Taryn L. Phelan, 23 Dec 1998; Taryn L. Phelan (221 Westwood Avenue, Waterbury, Connecticut).
- [S659] Phone conversation with Katherine Hayden (300 East 71st Street, Apt 9L, New York, New York 10021), by Taryn L. Phelan, 18 April 2008.
- [S933] Unknown cd1 household, 1930 United States Federal Census, Washington, District of Columbia, population schedule, Enumeration District (ED) unknown cd3, sheet unknown cd4, National Archives micropublication Film Number 296 as viewed on Ancestry.com.
- [S934] Neil and Helen Burkinshaw entry; Birte Hugo Stinnes, Manifest of Passengers Arriving at St. Albans, VT, 1895-1954, 10 October 1953; (National Archives, Washington, D.C.: U.S. Customs Service), Microfilm Roll: M1464, as viewed on Ancestry.com.
- [S947] Historical Newspapers, Births, Marriages, and Death Announcements, 1851-2003, as viewed on Ancestry.Com. Hereinafter cited as Historical Newspapers, Births, Marriages, and Death Announcements, 1851-2003.
- [S948] Historical Newspapers, Births, Marriages, and Death Announcements, 1851-2003, as viewed on Ancestry.Com. Hereinafter cited as Historical Newspapers, Births, Marriages, and Death Announcements, 1851-2003.
- [S951] Neil and Helen Burkinshaw entry; S.S. Leviathan Passenger and Crew Lists of Vessels Arriving at New York, 16 March 1925; in New York Passenger Lists, 1820-1957; Microfilm serial: T715 (National Archives, Washington, D.C.: U.S. Customs Service), Microfilm Roll: T715_3620 as viewed on Ancestry.com.
- [S952] Neil and Helen Burkinshaw entry; S.S. Rousillon Passenger and Crew Lists of Vessels Arriving at New York, 1 September 1924; in New York Passenger Lists, 1820-1957; Microfilm serial: T715 (National Archives, Washington, D.C.: U.S. Customs Service), Microfilm Roll: T715_3532 as viewed on Ancestry.com.
- [S953] United States Passport, U.S. Passport Applications, 1795-1925; National Archive Microfilm Publication M1490; Passport Applications, January 2, 1906-March 31, 1925; (M1490) (Ancestry.Com).
- [S986] William J. and Maureen Neary entry; S.S. Liberte Passenger and Crew Lists of Vessels Arriving at New York, 9 November 1956; in New York Passenger Lists, 1820-1957; Microfilm serial: T715 (National Archives, Washington, D.C.: U.S. Customs Service), Microfilm Roll: T715_8803 as viewed on Ancestry.com.
- [S987] William and Maureen Slavin Neary entry; S.S. Panama Passenger and Crew Lists of Vessels Arriving at New York, 5 March 1952; in New York Passenger Lists, 1820-1957; Microfilm serial: T715 (National Archives, Washington, D.C.: U.S. Customs Service), Microfilm Roll: T715_5911 as viewed on Ancestry.com.
- [S988] William J. and Maureen Neary entry; S.S. Orizaba Passenger and Crew Lists of Vessels Arriving at New York, 13 December 1936; in New York Passenger Lists, 1820-1957; Microfilm serial: T715 (National Archives, Washington, D.C.: U.S. Customs Service), Microfilm Roll: T715_8112 as viewed on Ancestry.com.
- [S989] William J. and Maureen Neary entry; S.S. Quirigua Passenger and Crew Lists of Vessels Arriving at New York, 12 February 1941; in New York Passenger Lists, 1820-1957; Microfilm serial: T715 (National Archives, Washington, D.C.: U.S. Customs Service), Microfilm Roll: T715_6525 as viewed on Ancestry.com.
- [S990] William James and Maureen Slavin Neary entry; S.S. Santa Maria Passenger and Crew Lists of Vessels Arriving at New York, 22 February 1954; in New York Passenger Lists, 1820-1957; Microfilm serial: T715 (National Archives, Washington, D.C.: U.S. Customs Service), Microfilm Roll: T715_8423 as viewed on Ancestry.com.
- [S992] Barbara Slavin entry; S.S. George Washington Passenger and Crew Lists of Vessels Arriving at New York, 16 April 1946; in New York Passenger Lists, 1820-1957; Microfilm serial: T715 (National Archives, Washington, D.C.: U.S. Customs Service), Microfilm Roll: T715_7089 as viewed on Ancestry.com.
- [S993] Barbara Slavin entry; S.S. Panama Passenger and Crew Lists of Vessels Arriving at New York, 5 March 1952; in New York Passenger Lists, 1820-1957; Microfilm serial: T715 (National Archives, Washington, D.C.: U.S. Customs Service), Microfilm Roll: T715_8112 as viewed on Ancestry.com.
- [S994] State of Connecticut register and Manual 1924, Connecticut State Register, 1924 Government and Military Records (Hartford, Connecticut, 1924). Hereinafter cited as Connecticut State Register, 1924.
- [S1257] Edward J. Slavin Gravestone Inscription, Taryn L. Phelan, 221 Westwood Avenue, Waterbury, Connecticut; Taryn L. Phelan, 15 May 2007.
- [S1303] Today's Obituaries: John C. Slavin Sr., The Waterbury Republican-American Newspaper, Waterbury, Connecticut, 22 March 2013, Page 5B. Hereinafter cited as The Waterbury Republican-American.
- [S1310] Obituary-Dennis J. Slavin: Retired Probate Court Judge of Waterbury Served 20 Years, The New York Times, New York, New York, 11 December 1943. Hereinafter cited as The New York Times.
- [S1381] Today's Obituaries-Maureen S. Warner (Former Waterbury Teacher), The Waterbury Republican-American Newspaper, Waterbury, Connecticut, 12 June 2014, Page 6B. Hereinafter cited as The Waterbury Republican-American.
- [S1621] Dennis Slavin entry, Birth Registration. Record of Births in Waterbury, Pages 310-311 (11 March 1870), State of Connecticut Bureau of Vital Statistics, 235 Grand Street, Waterbury, Connecticut.
- [S1663] Helen S. Burkinshaw Gravestone Inscription, Taryn L. Phelan, 221 Westwood Avenue, Waterbury, Connecticut; Taryn L. Phelan, 9 October 2019.