John Campbell's political letters and writings are here published for the first time, delivering rare and significant insights into eighteenth century English politics and providing a substantial new resource for historians. * A unique resource - John Campbell's political letters and other writings are published here for the first time * This body of work is a substantial and important new source of information for historians working in the field of mid-eighteenth century politics * Provides remarkable insights into the politics of the time, and especially into debates in the Commons at a time when Parliament had placed an embargo on the reporting of political debates * All letters are fully transcribed and in their original form

John E. Davies is currently county archivist of Carmarthenshire, Wales. He has previously published The Carmarthen book of Ordnances (1996). In 2008 he completed his PhD at Swansea University on The Cawdor Estates in South-West Wales in the Nineteenth Century.