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December 28, 1857 +
Victoria Alexandrina Violet Cavendish-Bentinck (1890-1994)+William Arthur Henry Cavendish-Bentinck, 7th Duke of Portland (1893-1977)+Francis Morven Dallas Cavendish-Bentinck (1900-1950) +
April 26, 1943 +
William +
William Cavendish-Bentinck +
John Arthur Charles James +
William Cavendish-Bentinck, 6th Duke of Portland +
Cavendish-Bentinck +
6th Duke of Portland +
June 11, 1889 +
William Cavendish-Bentinck, 6th Duke of Portland +