The Columbia Encyclopedia, Sixth Edition. 2001-07.
Baker, Sir Benjamin
18401907, English civil engineer. He helped build Londons underground railway, Tower Bridge, and the Blackwall Tunnel, and with Sir John Fowler he designed and built the bridge over the Firth of Forth in Scotland. In Egypt he assisted with the first Aswan dam. Baker also designed the cylindrical ship used to carry the obelisk Cleopatras Needle from Egypt to London.