Henry Harcourt Hyde Clarke (14 December 1815 – 1 March 1895) was an English engineer, philologist and author. The son of Henry and Susannah Clarke, he was born at Little Bell Alley, Barbican in London. He edited the Railway Register from 1845 to 1847 and founded the London and County Bank. He was a member of the British Association for the Advancement of Science. He was expelled from the Anthropological Society of London on 22 August 1868 in the wake of public allegations he had made concerning (chiefly) the mismanagement of accounts of that body. He was elected a Fellow of the Royal Statistical Society on 19 December 1876. He corresponded with Charles Darwin Source: Wikipedia (en)