Analysis of information sources in references of the Wikipedia article "Georgiana Cavendish, Duchess of Devonshire" in English language version.
...Mrs Boscawen...Admiral Boscawen...and the lovely and fascinating Duchess of Devonshire, then in the first bloom of youth...
...Barbauld's refusal to consider opening a secondary school or college for young women after she married. The young couple needed a source of income and respectable occupation and Rochemont Barbauld came up with the reasonable idea that a woman like his wife would be an effective teacher and headmistress for a young women's secondary school or college; he had possibly secured the patronage of Margaret Georgiana, Countess Spencer (1737-1814). McCarthy suggests the letter which Lucy Aiken, Barbauld's niece and first biographer, thought was addressed to Elizabeth Montagu was probably addressed to Barbauld's husband. It was then (perhaps) given by him to the Countess (among whose papers it was found) to explain why the project would not go forward.