• [S204] New Brunswick Museum & Archives, compiler, New Brunswick Museum & Archives (History Dept, 277 Douglas Ave., St. John, New Brunswick, Canada: New Brunswick Museum & Archives). Hereinafter cited as New Brunswick Museum & Archives.
  • [S1019] Lillian N. (Nilson) Mittmann, "Lillian N. (Nilson) Mittmann, compiled records" (Spokane, Washington). . Hereinafter cited as "Lillian N. (Nilson) Mittmann, compiled records."
  • [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.
  • [S1609] 1850 US Census, New Bedford, Bristol County, Massachusetts, , on CD FTM CD# 307,.
  • [S1651] 1880 US Census New Bedford, Bristol, Massachussets, , LDS microfilm Family History Library Film 1254525, NA Film Number T9-0525, , http://www.ancestry.com, Ancestry.com.
  • [S2208] Sharon Bookmyer Marangoni, Family records, 2005, Napa Valley, California.
  • [S2633] Cemetery marker for John Borthwick & Catherine Glover, John Borthwick Cemetery Marker; David Arthur Walker, 27 July 2007.
  • [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.
  • [S4325] Wikipedia, online http://en.wikipedia.org/wiki/Eleanor_de_Bohun,_Countess_of_Ormonde. Hereinafter cited as Wikipedia.
  • [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, http://www.ancestry.com, Ancestry.com.
  • [S4449] 1900 US Census - Alfred Borthwick, Household 29, 4 June 1900, Microfilm Roll T623-798, Page 3B, Enumeration District 235, http://www.ancestry.com, 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. Personal Archives of David Arthur Walker (Edwards, Ontario, Canada).
  • [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. Personal Archives of David Arthur Walker (Edwards, Ontario, Canada).
  • [S5882] Jacomiah Seaman Sr. will (30 October 1802), Will of Jacomiah Seaman Sr. Nova Scotia Archives, Reel 19256, Pages 194-196, Provincial Archives of New Brunswick, Fredericton, York County, New Brunswick, Canada. Hereinafter cited as Will of Jacomiah Seaman Sr.
  • [S6412] Death - Christopher Borthwick, Summerside Journal, Summerside, Prince Edward Island, 4 January 1877. Hereinafter cited as Summerside Journal.
  • [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, http://www.ancestry.com, Ancestry.com.
  • [S6929] 1870 US Census, Otsego, Wright County, Minnesota, Robert C. Borthwick Family # 79, 16 June 1870, on-line digital image Roll T132_13, Page 484, Image 486, Family History Library Film 830433, http://www.ancestry.com, Ancestry.com.
  • [S6930] 1885 Minnesota Territorial & State Census, Otsego, Wright County, Minnesota, Robert C. Borthwick Family # 137, 27 May 1885, on-line digital image Roll T132_13, Page 22, http://www.ancestry.com, 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., http://www.ancestry.com, 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, http://www.ancestry.com, Ancestry.com.
  • [S6942] 1875 Minnesota Territorial & State Census, Robert C. Borthwick Family # 54, 1 May 1875, on-line digital image , , http://www.ancestry.com, Ancestry.com.
  • [S6944] 1885 Minnesota Territorial & State Census, Alexander Borthwick Family # 138, 27 May 1885, on-line digital image Roll T132_13, Page 22, http://www.ancestry.com, 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] Otsego Heritage Preservation Commission, compiler, The Otsego Cemetery 1854-1996 (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.com 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.com http://www.ancestry.com
  • [S6963] Correspondence with Sandra Erickson. Personal Archives of David Arthur Walker (Edwards, Ontario, Canada).
  • [S6964] U.S. Social Security Death Index, Donald K. Borthwick entry, , Social Security #567-07-4915, Ancestry.ca, http://www.ancestry.ca. Hereinafter cited as U.S. Social Security Death Index.
  • [S6966] U.S. Social Security Death Index, Harry A. Borthwick entry, , Social Security #217-44-0465, Ancestry.ca, http://www.ancestry.ca. Hereinafter cited as U.S. Social Security Death Index.
  • [S6967] "World War I Draft Card", Family History Library Roll #1682697; Ancestry.ca; 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, http://www.ancestry.com, 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, http://www.ancestry.com, 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, http://www.ancestry.com, 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, http://www.ancestry.com, Ancestry.com.
  • [S6976] U.S. Federal Census Mortality Schedules, 1850-1885, Electa Borthwick entry, , National Archives and Records Administration, Minnesota Historical Society, St. Paul, MN, Archive Roll 14, Census Year 1880, Otsego & Monticello, Wright County, Minnesota, Ancestry.ca, http://www.ancestry.ca. Hereinafter cited as U.S. Federal Census Mortality Schedules, 1850-1885.
  • [S7400] Correspondence with Carol Johnston . Personal Archives of David Arthur Walker (Edwards, Ontario, Canada).
  • [S7793] Correspondence with John David Walker Jr. (unknown informant address). Personal Archives of David Arthur Walker (Edwards, Ontario, Canada).
  • [S7802] Newspaper obituary, The Evening Sun, Norwich, Chenango County, New York, 20 December 2006, page 5, col. 1. Hereinafter cited as The Evening Sun.
  • [S7814] Newspaper obituary, The Evening Sun, Norwich, Chenango County, New York, 5 August 2008, page 6, col. 1. Hereinafter cited as The Evening Sun.
  • [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.