LONDON (AFP) - Some 77 million documents dating from the 16th to the 20th centuries and including the ancestors of David Beckham and Britney Spears are to go online, under a service launched Thursday. The archives from the London Historical Records feature details of around 165 million of the British capital's citizens over the centuries, including head of state Oliver Cromwell and poet William Blake. Around 250,000 records are currently available, with all 77 million uploaded by 2011. The final collection will include parish and workhouse records, electoral rolls, wills, land tax records and school reports. Tracing the family history...