Visit the National Archives' collection of public records, including academic and genealogical sources.
Follow the link below to find information from the National Archives on subjects including:
You can also search the 'catalogue', a database containing 9.5 m descriptions of documents from central government, courts of law and other UK national bodies, including records on family history, medieval tax, criminal trials, UFO sightings, the history of many countries and many other subjects.
To view PDF files you need Adobe Reader. The program is freely available if you do not already have it.