LONDON needed rebuilding after the great fire of 1666. Eighty-eight churches had been destroyed and a grand plan to rebuild them was started by Sir Christopher Wren. In the end, he designed fifty-one new churches and the splendour that is St Paul's Cathedral. Of the fifty-one churches, many have been lost, either to a combination of Victorian indifference, fire, subsidence or German bombs. Twelve Wren City churches survive in their original form,...