Probably the Henry Carnsew, esq., who had ‘an extensive mansion in the Domestic Gothic style in Billingshurst, Sussex (Kelly’s Post Office Directory of …Sussex, 1867), his main address at the end of 1879 was Brussels, from which he sometimes made visits to England. At the same time he was ‘in some measure dependant upon my pen’ (Bentley Corresp., Univ. Illinois).