"Dec, 1. 1840 At Talaton, where he had been residing for the benefit of his health, aged 40, George Charles Constantine, Lord Bruce, eldest son of the Earl of Elgin. He was of Christ Church, Oxford. He died unmarried, and his half brother, born in 1816, is now heir apparent to the Earldom (Urban 1841)" Urban, Sylvanus, ed. (January 1841). "Obituary: Lord Bruce". The Gentleman's Magazine. Vol. 170. J. B. Nichols and Son. p. 106.
nla.gov.au
"Lord Bruce died, after a lengthened illness, ... at Talaton, Devon, where he had been residing for the benefit of his health. The deceased, George Charles Constantine Lord Bruce, who was eldest son of the Earl of Elgin, by his first marriage with Miss Nisbet, which marriage was dissolved by act of Parliament in 1808, was born the 5th of April, 1800, and was brother of Lady Mary Chichester, the lady of Mr. R. A. Chichester, M.P., Lady Matilda Maxwell, and Lady Lucy Grant. The Hon. James Bruce, the noble earl's eldest son by his second marriage, born July 20, 1810, is now heir to the family honours." (Courier staff 1841, p. 4)" Courier staff (14 May 1841). "NECROLOGY". The Courier. Hobart, Tas.: National Library of Australia. p. 4. Retrieved 5 November 2011.