Just to clarify - they're not Public Domain. They are released under the Open Government Licence - which is compatible with Creative Commons Attribution 4.0 and

Just to clarify - they're not Public Domain. They are released under the Open Government Licence - which is compatible with Creative Commons Attribution 4.0 and Open Data Commons Attribution License. http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/ http://www.nationalarchives.gov.uk/doc/open-government-licen...