↑ "Scotland Births and Baptisms, 1564-1950", database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:X1MK-8GW : 16 September 2021), Margaret Simpson Blackwood in entry for Bethia Neilson Cuthbertson, 1818.
↑ "Scotland Births and Baptisms, 1564-1950", database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:X1MV-RDW : 16 September 2021), Margaret Simpson Blackwood in entry for Margaret Blackwood Cuthbertson, 1819.
↑ "Scotland Births and Baptisms, 1564-1950", database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:FM96-JVT : 16 September 2021), Margaret Simpson Blackwood in entry for Christina Agnes Cuthbertson, 1823.
↑ "Scotland Births and Baptisms, 1564-1950", database, FamilySearch (https://familysearch.org/ark:/61903/1:1:X175-9F9 : 11 February 2020), Margaret S. Blackwood in entry for William Andrew Cuthbertson, 1826.