"England, Scotland and Wales Census" database, FreeCEN (https://www.freecen.org.uk/search_records/5a141f20f4040b9d6e085b8f : viewed 19 Aug 2019), David CAMPBELL in household of John CAMPBELL, Girvan, Ayrshire, Scotland; from 1841 "England, Scotland and Wales census," database and images; citing PRO HO 107/1, Folio 5, Page , Schedule Byne Hill, The National Archives, Kew, Surrey.
"Scotland Marriages, 1561-1910," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:XT23-M4N : 10 February 2018), David Campbell and Jane Murray, 28 Dec 1851; citing Girvan,Ayr,Scotland, index based upon data collected by the Genealogical Society of Utah, Salt Lake City; FHL microfilm 1,041,380.
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