London - the fragmented metropolis; engines of growth - the metropolitan economy; the structure of economic change; association and solidarity - structures of artisan resistance; lines of conflict - labour disputes in London in 1790-1870; the geography of economic change - east and west London; into an unknown land - the geography of poverty; "no powers of expansion" - the crisis of poor relief; conclusion - London in the age of great cities. Appendices: London registration districts 1851; bankruptcy series 1800-1860; labour disputes in London, 1790-1870; location quotients, 1851; variables used in the factor analysis.