Famous Civil Engineer. He was a pioneer of the concept of a Channel Tunnel.
Sources of birth-date:
"Dictionary of National Biography" - Edited by Sidney Lee - 1909 - Page 186, Volume XII
"Modern English Biography" - Frederic Boase - 1897 - Page 510, Volume II
He died at home: 88 West Cromwell Road, South Kensington. (Above: "Modern English Biography")(Photocopy - "National Probate Calendar Index")