The ill-fated mountaineer George Mallory's only book was "Boswell the Biographer"?
Margaret Macdonald - daughter of the 9th Earl of Eglinton
Margaret MacdonaldDied Mar 30, 1799 at Welbeck Street, London
Daughter of Alexander Montgomerie, 9th Earl of Eglinton. Sister of the 10th and 11th Earls of Eglinton. Married Sir Alexander Macdonald (1711-1746), 7th Bart of Sleat in 1739. Mother of James Macdonald, Alexander Macdonald, 9th Bt. of Sleat, and Archibald Macdonald (1745-1826), 1st Bt. Macdonald of East Sheen.
Boswell met Lady Margaret a few times during his 1762-63 stay in London, at Lord Eglintons and at her own place. On January 18, 1763 he had a fairly intimate conversation with her, concerning her brother, the 10th Earl of Eglinton