Sources |
- [S724] thePeerage.com, (Name: thePeerage.com; Location: http://thepeerage.com;), Douglas William #109575 http://www.thepeerage.com/p10958.htm#i109575.
- [S724] thePeerage.com, (Name: thePeerage.com; Location: http://thepeerage.com;), Douglas James #020321 http://www.thepeerage.com/p2033.htm#i20321.
- [S724] thePeerage.com, (Name: thePeerage.com; Location: http://thepeerage.com;), Douglas William #020320 http://www.thepeerage.com/p2033.htm#i20320.
- [S956] The Douglas Archives, (Name: The Douglas Archives; Location: http://www.douglashistory.co.uk/famgen/index.php;), Douglas William http://www.douglashistory.co.uk/famgen/getperson.php?personID=I66575&tree=tree1.
- [S956] The Douglas Archives, (Name: The Douglas Archives; Location: http://www.douglashistory.co.uk/famgen/index.php;), Douglas James http://www.douglashistory.co.uk/famgen/getperson.php?personID=I66575&tree=tree1.
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