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die Douglas (D. of Carr, D. of Glenbervie, D. of Springwood) |
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Gothaisches Genealogisches Taschenbuch der Gräflichen Häuser |
1853-1941; 1896-1941 |
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Neues allgemeines Deutsches Adels-Lexicon |
II, 560 |
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Burke’s Genealogical and Heraldic History of the Peerage and Baronetage |
1907, 528, 529 |
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Sveriges Ridderskaps och Adels Kalender |
1913, 221; 1940, 223 |
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Genealogisches Handbuch des Adels |
Bände 6, 61 |
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