National Library of Wales
The library is one of the UK's copyright libraries, and also holds collections of records of interest to the family historian. The site includes databases to the library's book collection and part of the manuscript collection, and several on-line exhibiti
http://www.llgc.org.uk

Resource: The Council for Museums, Archives and Libraries
Strategic Government agency working with and for museums, archives and libraries in the UK. Site provides information on the agency's activities and outputs.
http://www.resource.gov.uk

The British Library
Formed in 1973 to serve scholars, researchers and large users of information. Based in London and Boston Spa.
http://www.bl.uk

The National Library of Scotland
Originally established in 1682 to serve scholars, researchers and large users of information. Now responsible to the Scottish Executive.
http://www.nls.ac.uk