• [S111] V. 2.01, source batch C118462 Scottish Church Records, International Genealogical Index (IGI) (Edwards, Ontario, Canada: Personal Archives of David Arthur Walker).
  • [S127] International Genealogical Index ver. 4.01, CD-ROM (Salt Lake City, Utah: LDS). Hereinafter cited as International Genealogical Index ver. 4.01.
  • [S1317] Birth entry in Ruthwell Parish Records, Birth entry in OPR entry, LDS Microfilm, Church of Latter Day Saints, www.familysearch.org, Salt Lake City, Utah, U.S.A.
  • [S2218] Retail License, #6, PARO, Public Archives and Records Office of Prince Edward Island, Charlottetown, Queens County, Prince Edward Island, Canada, 46.23533,-63.12547. Hereinafter cited as Retail License.
  • [S2248] Marker Inscription, Mildred Ruth Walker Marker Inscription; David A. Walker, August 2004.
  • [S2527] "List of Persons authorised by License to Retail Spirituous & other Liquors", The Royal Gazette (5 January 1847). Hereinafter cited as "List of Persons authorised by License to Retail Spirituous & other Liquors."
  • [S2776] P.E.I. government records Licenses Book, #6, p. 30-31 (Charlottetown, P.E.I.: P.E.I. government, 1855). Hereinafter cited as Licenses Book.
  • [S2777] P.E.I. government records Licenses Book, #6, p. 92-93 (Charlottetown, P.E.I.: P.E.I. government, 1858). Hereinafter cited as Licenses Book.
  • [S2778] P.E.I. government records Licenses Book, #6, p. 148 & 149 (Charlottetown, P.E.I.: P.E.I. government, 1860). Hereinafter cited as Licenses Book.
  • [S2801] Obituary - Robert Walker, The Examiner, Summerside, Prince County, Prince Edward Island, published 11 December 1882, p.1, col. 5. Hereinafter cited as The Examiner.
  • [S2802] Marker, Presbyterian/United Cemetery, North Bedeque, Prince County, Prince Edward Island, Robert Walker tombstone inscription & photograph; documented by David A. Walker, 22 August 2000.
  • [S2968] Illustrated Historical Atlas of the Province of Prince Edward Island, C.E. C.R. Allen, compiler, (Philadelphia (?): J.H. Meacham & Co., 1880 (reprinted 1995)). Hereinafter cited as Illustrated Historical Atlas of the Province of Prince Edward Island.
  • [S3124] Obituary - Robert Walker, Summerside Journal, Summerside, published 10 July 1884, p.3, col. 3. Hereinafter cited as Summerside Journal.
  • [S3125] Marker Inscription, Robert Walker Marker Inscription; David A. Walker, 22 August 2000.
  • [S3128] Baptismal Register, United Church, North Bedeque, PEI - Thomas James Walker (1835-1918), , Book 1, Page 5, (1834). Hereinafter cited as Baptismal Record, United Church, North Bedeque, PEI - Thomas James Walker (1835-1918).
  • [S3137] Baptismal Record: Thomas Carroll Walker (1849-1900), Baptismal Record,, Record Book 1, Page 14, (1849). Hereinafter cited as Baptismal Record: Thomas Carroll Walker (1849-1900).
  • [S3142] Baptismal Register, United Church, North Bedeque, PEI - Robert Neill Walker (1870-1948), , Book 1, Page 32, (1871). Hereinafter cited as Baptismal Record, United Church, North Bedeque, PEI - Robert Neill Walker (1870-1948).
  • [S3173] Cemetery Marker Walker/Wiggins, Thomas James Walker Marker Inscription; David Arthur Walker, Sept. 2000.
  • [S3219] Doreen (Walker) Short, "Relda Doreen (Walker) Short, personal communication", May, 2008 (unknown compiler address). . Hereinafter cited as "Relda Doreen (Walker) Short, personal communication."
  • [S3266] Cemetery Marker John William Walker, Sarah Mae Walker Marker Inscription; David Arthur Walker, 13 July 2004.
  • [S3280] Cemetery Marker, Kensington, Mary Elizabeth Walker Marker Inscription; David Arthur Walker, Sept. 2000.
  • [S3943] Baptismal Record: Robert Roy Walker (PEI Baptismal Index), , United Church, Breadalbane, Queens County, Prince Edward Island, Book 1, p. 54, (7 November 1910). Hereinafter cited as Baptismal Record: Robert Roy Walker (PEI Baptismal Index).
  • [S3991] Hutchinson, Hutchinson's P.E.I. Directory - 1864, (Charlottetown: Hutchinson, 1864). Hereinafter cited as Hutchinson's P.E.I. Directory - 1864.
  • [S4112] Collections Canada on-line database, Postmaster appointment: Robert Walker (395 Wellington St., Ottawa, Ontario, Canada: Library & Archives Canada). Hereinafter cited as Postmaster appointment: Robert Walker.
  • [S4786] Cemetery Marker - Sarah Mae Walker, Sarah Mae Walker Cemetery marker inscription; David A. Walker, 28 July 2010.
  • [S4954] Cemetery Marker - Robert Roy Walker, Robert Roy Walker Marker Inscription; David A. Walker, 27 August 2010.
  • [S4960] Sheldon A. Walker entry, Death Record, Office of Floral Hills Memorial Gardens, Pleasant Valley, P.E.I. - Sheldon A. Walker, Floral Hills Memorial Gardens, Pleasant Valley, Queens County, Prince Edward Island, Canada, 46.36557,-63.44899. Hereinafter cited as Death Record, Office of Floral Hills Memorial Gardens, Pleasant Valley, P.E.I. - Sheldon A. Walker.
  • [S4961] Robert Roy Walker entry, Death Record, Office of Floral Hills Memorial Gardens, Pleasant Valley, P.E.I. - Robert Roy Walker, Floral Hills Memorial Gardens, Pleasant Valley, Queens County, Prince Edward Island, Canada, 46.36557,-63.44899. Hereinafter cited as Death Record, Office of Floral Hills Memorial Gardens, Pleasant Valley, P.E.I. - Robert Roy Walker.
  • [S4962] Preston Walker entry, Death Record, Office of Floral Hills Memorial Gardens, Pleasant Valley, P.E.I. - Preston Walker, Floral Hills Memorial Gardens, Pleasant Valley, Queens County, Prince Edward Island, Canada, 46.36557,-63.44899. Hereinafter cited as Death Record, Office of Floral Hills Memorial Gardens, Pleasant Valley, P.E.I. - Preston Walker.
  • [S4968] Stanley Edward Walker entry, Death Record, Office of Floral Hills Memorial Gardens, Pleasant Valley, P.E.I. - Stanley Edward Walker, Floral Hills Memorial Gardens, Pleasant Valley, Queens County, Prince Edward Island, Canada, 46.36557,-63.44899. Hereinafter cited as Death Record, Office of Floral Hills Memorial Gardens, Pleasant Valley, P.E.I. - Stanley Edward Walker.
  • [S5263] Thomas James Walker & Virgina Easter Wiggins marriage, in Marriages at St. John's Church in St. Eleanors: p. 315, St. John's Anglican Church, St. Eleanors, Prince County, Prince Edward Island, Canada, 46.419983,-63.811033. Hereinafter cited as Marriages at St. John's Church in St. Eleanors.
  • [S7797] The Sudden Death of Mr. Robert Walker, Summerside Journal, Summerside, Prince Edward Island, published 13 April 1948, page 1, col. 1. Hereinafter cited as the Journal.
  • [S7928] Death: Thomas Walker, Summerside Journal, Summerside, published 6 March 1918, page 5, col. 1. Hereinafter cited as the Journal.
  • [S8057] Scotland, Births and Baptisms, 1564-1950, birth registration entry, transcription indexing project (batch) number C11817-2, Scotland Vital records, LDS film number 1067957, reference number 2:160PFK3, Church of Latter Day Saints, www.familysearch.org, Salt Lake City, Utah, U.S.A.
  • [S8266] Social Security Death Index, Theodosia E. Nunez entry, , SSN 011-20-1961, Ancestry.ca, http://www.ancestry.ca. Hereinafter cited as Social Security Death Index.
  • [S8267] Washington Death Index, 1940-1996, Theodosia E. (Walker) Nunez entry, , SSN 011-20-1961, Certificate 013371, Ancestry.ca, http://www.ancestry.ca. Hereinafter cited as Washington Death Index.
  • [S8269] 1930 US Census, Boston, Suffolk County, Massachusetts, Theodosia Elma Walker (patient) Boston Memorial Hospital, 3 April 1930, digital copy of original image Roll 947, page 6B, Enumeration District 175, Image 1018, FHL microfilm 234682, http://www.ancestry.ca, Ancestry.ca.
  • [S8270] The National Archives of Canada holds lists of immigrants arriving across the Canada/United States border from April 1908 to 31 December 1935. Prior to April 1908 people could travel freely across the border from the United States to Canada. No records were kept prior to April 1908.
  • [S8440] Death, Robert Walker, Citizen Telegram, Rifle, Colorado, published published 7 March 2013. Hereinafter cited as Citizen Telegram.
  • [S9123] Death - Neil Walker, Journal Pioneer, Summerside, published published 7 March 2014, page 5, col. 1. Hereinafter cited as Journal Pioneer.
  • [S9655] Baptismal record, , United Church Records, Kensington, Prince County, Prince Edward Island, Canada, Book 1, also recorded at Kensington Presbyterian Book 4, Pages 5-6, (27 May 1904). Hereinafter cited as Baptismal record.
  • [S10824] George Walker (1774-1775) entry, O.P.R. Deaths 1775 - Robert Walker, O.P.R. Deaths 846/00 0190 Ruthwell, scotlandspeople.gov.uk, unknown repository address. Hereinafter cited as O.P.R. Deaths 1775 - Robert Walker.
  • [S11225] U.S. Cemetery and Funeral Home Collection, 1847-2015, Merle Walker entry, , Ancestry.com, http://www.ancestry.com. Hereinafter cited as U.S. Cemetery and Funeral Home Collection.
  • [S11226] State of Arizona Obituary and Death Notices Collection, Arizona Obituary Collection, Yuma County, posted by GenealogyBuff.com.
  • [S11227] http://www.findagrave.com/cgi-bin/fg.cgi, Burial record. Hereinafter cited as Burial record.
  • [S11230] http://www.findagrave.com/cgi-bin/fg.cgi, Burial record. Hereinafter cited as Burial record.
  • [S14104] Death, Summerside Journal, Summerside, Prince County, Prince Edward Island, Canada, published published 4 July 1878. Hereinafter cited as the Journal.
  • [S14112] Death, Island Farmer, Montague, Kings County, Prince Edward Island, Canada, published published 30 May 1889. Hereinafter cited as Island Farmer.
  • [S14121] Death, Summerside Journal, Summerside, Prince County, Prince Edward Island, Canada, published published 12 February 1896. Hereinafter cited as the Journal.
  • [S14140] Cemetery marker, Angelus Rosedale Cemetery, Los Angeles, California, U.S.A., Olive 'Ollie' J. Walker tombstone inscription & photograph; documented by Joan Lavine, 26 June 2019.