sentences:  The discovery in 1978 of Langtry's passionate letters to Arthur Jones and their publication by Laura Beatty in 1999 support the idea that Jones was the father of Langtry's daughter.Prince Louis' son, Earl Mountbatten of Burma, had always maintained that his father was the father of Jeanne Marie.In 1902, Jeanne Marie married the Scottish politician Sir Ian Malcolm at St Margaret's, Westminster.