For the British and Foreign Bible Society he corrected the proofs of the translations of the scriptures into Turkish and other eastern languages. He was a leading member of the translation committee of the Royal Asiatic Society, to which he was elected in 1824, revising many of its publications. His paper on the language of the Berbers was communicated to the society in 1836.Journal, 1836, iii. 131–160 From 1836 to 1846 he was honorary foreign secretary of the Royal Geographical Society, and actively interested himself in the Syro-Egyptian Society and the Numismatic Society.
