• [S1482] Frederick A. Virkus, First Families of America, Compendium, CD #113 & 114 (Baltimore, Maryland, U.S.A.: Genealogical Publishing, 1925). Hereinafter cited as First Families of America.
  • [S3210] Correspondence with Pauline (MacCallum) Walker, (Personal Archives of David Arthur Walker).
  • [S3601] Catherine Neville - Family Sheet, online http://trees.ancestry.co.uk/owt/person.aspx?pid=29435426. Hereinafter cited as Catherine Neville - Family Sheet.
  • [S3602] Cecily Bonville - Family Sheet, online http://trees.ancestry.co.uk/owt/person.aspx?pid=4179499. Hereinafter cited as Cecily Bonville - Family Sheet.
  • [S3603] Thomas Grey - Family Sheet, online http://trees.ancestry.co.uk/owt/person.aspx?pid=4213876. Hereinafter cited as Thomas Grey - Family Sheet.
  • [S4152] Wikipedia - Humphrey de Bohun 4th Earl of Hereford, online http://en.wikipedia.org/wiki/Humphrey_de_Bohun,_4th_Earl_of_Hereford. Hereinafter cited as Wikipedia - Humphrey de Bohun 4th Earl of Hereford.
  • [S4327] Wikipedia, online http://en.wikipedia.org/wiki/Humphrey_de_Bohun,_3rd_Earl_of_Hereford. Hereinafter cited as Wikipedia.
  • [S4340] Wikipedia, online http://en.wikipedia.org/wiki/Anne_Boleyn. Hereinafter cited as Wikipedia.
  • [S4341] Wikipedia, online http://en.wikipedia.org/wiki/Thomas_Boleyn,_1st_Earl_of_Wiltshire. Hereinafter cited as Wikipedia.
  • [S4343] Wikipedia, online http://en.wikipedia.org/wiki/Mary_Boleyn. Hereinafter cited as Wikipedia.
  • [S4447] Ann Carson, online http://freepages.genealogy.rootsweb.ancestry.com/~anncarson/…. (Australia).
  • [S4448] 1880 US Census - Alexander Borthwick, Household 58, 4 June 1880, Microfilm, Roll 638, Family History Film 1254638, Page 367C. Enumeration District 65, Image 0236. Ancestry (USA), http://www.ancestry.com
  • [S4449] 1900 US Census - Alfred Borthwick, Household 29, 4 June 1900, Microfilm, Roll T623-798, Page 3B. Enumeration District 235. Ancestry (USA), http://www.ancestry.com
  • [S4450] LDS, "Family Group Record - Alfred Borthwick" (Salt Lake City). . Hereinafter cited as "Family Group Record - Alfred Borthwick."
  • [S4451] Correspondence with Joanne Kearney. Unknown repository (Personal Archives of David Arthur Walker).
  • [S4452] American Civil War record, American Civil War - Alexander Borthwick, Film M546 roll 1 (Provo, Utah: Ancestry.com). Hereinafter cited as American Civil War - Alexander J. Borthwick.
  • [S4454] Correspondence with Barbara Hellesoe. Unknown repository (Personal Archives of David Arthur Walker).
  • [S6928] 1870 US Census, Otsego, Wright County, Minnesota, Alexander Borthwick Family # 80, 16 June 1870, on-line digital image, Roll T132_13, Page 484, Image 486, Family History Library Film 830433. Ancestry (USA), http://www.ancestry.com
  • [S6930] 1885 Minnesota Territorial & State Census, Otsego, Wright County, Minnesota, family # 137 of Robert C. Borthwick, 27 May 1885, on-line digital image, Roll T132_13, Page 22. Ancestry (USA), http://www.ancestry.com
  • [S6931] 1880 US Census, Otsego, Wright County, Minnesota, Robert C. Borthwick Family # 137, 4 June 1880, on-line digital image, Roll 638, Page 8. Family History Society Film 1254638, Page 367D, Image 0237.. Ancestry (USA), http://www.ancestry.com
  • [S6941] 1910 US Census, Buhl, Twin Falls County, Idaho, Harvey J. Borthwick Family # 105, 20, 21 April 1910, on-line digital image, Roll T624_228, Page 5A, Image 15, Family History Library Film 1374241. Ancestry (USA), http://www.ancestry.com
  • [S6944] 1885 Minnesota Territorial & State Census, family # 138 of Alexander Borthwick, 27 May 1885, on-line digital image, Roll T132_13, Page 22. Ancestry (USA), http://www.ancestry.com
  • [S6945] Unknown spouses' names, (17 June 1863), Minnesota Marriages, 1849-1950, Alexander Borthwick, Family History Center Film 1380419, Page 45, Batch Number M73665-4 unknown manuscript info. Hereinafter cited as Minnesota Marriages, 1849-1950.
  • [S6948] The Otsego Cemetery 1854-1996, Otsego Heritage Preservation Commission, compiler, (Otsego, Wright County, Wisconsin: Otsego Heritage Preservation Commission, 1997). Hereinafter cited as The Otsego Cemetery.
  • [S6951] Household 176, 14 June 1895 on-line digital image, Otsego, Wright County, Minnesota, microfilm, Minnesota Historical Society, Reels 1-47 and 107-164, Ancestry (USA) http://www.ancestry.com
  • [S6952] Household of Alfred E. Borthwick, bet. 8 June & 29 June 1905 on-line digital image, Elk River, Otsego Township, Wright County, Minnesota, microfilm, Minnesota Historical Society, Reel MNSC_164, Ancestry (USA) http://www.ancestry.com
  • [S6963] Correspondence with Sandra Erickson. Unknown repository (Personal Archives of David Arthur Walker).
  • [S6967] "World War I Draft Card", Family History Library Roll #1682697; Ancestry (Canada); http://www.ancestry.ca. Hereinafter cited as "World War I Draft Card."
  • [S6969] 1910 US Census, Otsego, Wright County, Minnesota, Alfred E. Borthwick Household 84, 22 April 1910, Microfilm, Roll T624_728, Page 5B, Image 403, Family History Library Film 1374741. Enumeration District 214. Ancestry (USA), http://www.ancestry.com
  • [S6970] 1920 US Census, Campbell, Santa Clara County, California, John W. Humphrey Household 370, 30 January 1920, Microfilm, Roll T625_146, Page 14B, Image 677. Enumeration District 123. Ancestry (USA), http://www.ancestry.com
  • [S6972] 1920 US Census, Maine Prairie, Stearns County, Minnesota, Charles Borthwick Household 88, 8 January 1920, Microfilm, Roll T625_862, Page 4A, Image 1014. Enumeration District 196. Ancestry (USA), http://www.ancestry.com
  • [S6973] 1930 US Census, Sunnyvale, Santa Clara County, California, Charles Borthwick Household 16, 2-3 April 1930, Microfilm, Roll 220, Page 1B, Image 162.0, Family History Library Film 2339955. Enumeration District 116. Ancestry (USA), http://www.ancestry.com
  • [S7400] Correspondence with Carol Johnston . Unknown repository (Personal Archives of David Arthur Walker).
  • [S7793] Correspondence with John David Walker Jr., (Personal Archives of David Arthur Walker).
  • [S7802] Obituary - John David Walker, The Evening Sun, Norwich, Chenango County, New York, 20 December 2006, page 5, col. 1. Hereinafter cited as The Evening Sun.
  • [S7814] Obituaries ~ Emily Walker, The Evening Sun, Norwich, Chenango County, New York, published 5 August 2008, page 6, col. 1. Hereinafter cited as The Evening Sun.
  • [S8250] Magna Carta Ancestry: A Study in Colonial and Medieval Families, 2nd Edition, 4 vols., Douglas Richardson, compiler, (Salt Lake City, Utah: self published, 2011). Hereinafter cited as Magna Carta Ancestry, 2nd Edition.
  • [S8771] Tombstone, Peoples Cemetery, Malpeque, Prince County, Prince Edward Island, Canada. James Clark & Charity Condley, tombstone inscription; read by David A. Walker, 12 August 2013.
  • [S9286] Margaret Guy, Family history records, .
  • [S13726] Obituaries, Davison Funeral Home, Kensington, Prince County, Prince Edward Island, Canada.
  • [S13795] Cemetery marker, Mount Hope Cemetery, Norwich, Chenango County, New York, U.S.A.. John D. Walker Sr. & Emily J. Bond, tombstone inscription & photograph; ID #27017403 courtesy of findagrave.com.
  • [S13796] 1940 US Census, Norwich, Chenanga County, New York, household of John Walker, April 1940, digital copy of original census document, NARA Roll m-t0627-02515, Page 61B. Enumeration district 9-21. National Archives and Records Administration, Washington, D.C., U.S.A..
  • [S14513] Cemetery marker, Peoples Cemetery, Kensington, Prince County, Prince Edward Island, Canada. Paul S. Bonner, tombstone inscription & photograph; documented by David A. Walker, 31 August 2019.
  • [S17276] 1950 United States Federal Census, Bethlehem, Albany County, New York, household of John D. Walker, 10 April 1950, digital copy of original census document, NARA Roll 2025. National Archives and Records Administration, Washington, D.C., U.S.A..
  • [S17601] Donald Richard Williams & Patricia Ann Bergs, (20 March 1982), Montana, U.S., Marriage Records, 1943-1988 - Ancestry.ca, Montana Department of Public Health and Human Services, Helena, Montana, Carbon, Montana, USA Montana State Marriage Records, 1943-1986, Record Number: 61478::286910, Certificate Number: 82 01195. Hereinafter cited as Montana, U.S., Marriage Records, 1943-1988.
  • [S17726] 1950 United States Federal Census, , Washington County, Oregon, household of David Galloway, 24 April 1950, digital copy of original census document, NARA Roll 1706, Sheet Number 37. National Archives and Records Administration, Washington, D.C., U.S.A..
  • [S17728] Burial Record, Crescent Grove Cemetery, Tigard, Washington County, Oregon, USA, findagrave memorial #125921428. Hereinafter cited as Burial Record, Crescent Grove Cemetery.
  • [S17882] Transcription, Robert Hugh Bookmyer). Hereinafter cited as U.S., Social Security Applications and Claims Index, 1936-2007.
  • [S17883] Robert H. Bookmyer, Record ID: 3693::5752750, U.S., Social Security Death Index, 1935-2014, Social Security Death Index, Master File (Washington D.C., USA: Social Security Administration). Hereinafter cited as U.S., Social Security Death Index, 1935-2014.
  • [S17918] Robert H. Wilkenson & Charlotte Ree Bond, (29 March 1973), Montana, U.S., Marriage Records, 1943-1988 - Ancestry.ca, Montana Department of Public Health and Human Services, Helena, Montana, Cascade, Montana, USA Montana State Marriage Records, 1943-1986, Record Number: 61478::175733, Certificate Number: 73 01449. Hereinafter cited as Montana, U.S., Marriage Records, 1943-1988.