Cathays Park (Civic Centre), Cardiff, Wales.
Not known, Crown Copyright (see below).
OGL 3
<a rel="nofollow" class="external free" href="http://map.coflein.gov.uk/index.php?action=do_details&amp;numlink=401617&amp;cache_name=cG5tcnNuYW1lLGhhZm9kIGNvcHBlcndvcmtzX3NlYXJjaHR5cGUsYWR2YW5jZWQ=">http://map.coflein.gov.uk/index.php?action=do_details&amp;numlink=401617&amp;cache_name=cG5tcnNuYW1lLGhhZm9kIGNvcHBlcndvcmtzX3NlYXJjaHR5cGUsYWR2YW5jZWQ=</a> coflein.gov.uk (National Monuments Record of Wales (NMRW))