Records of the government of medieval London (1275-1509).
Sources relating to national and local government (excluding Parliament), and the development of British law.
Sources relating to the churches, religious houses and other religious groups.
Records of commerce and trade, taxation, population and property.
Sources relating to art and architecture, science and the history of ideas.
Historical and topographical sources relating to specific places.
Sources relating to proceedings and legislation in the two Houses of Parliament at Westminster.
Sources for metropolitan London and other urban centres.