Nun Hill Iron Age or Roman enclosure (Belsay) - Source of Reference
The information on this website is based on a range of published and unpublished works. Below is a list of the source of information used in writing this record.
(1) See website https://www.pastscape.org.uk/hob.aspx?hob_id=1612640#
(2) Oakey, M., 2017. Belsay Hall and Estate, Northumberland. Belsay Awakes: Historic England Contribution Landscape Survey Report. Historic England, research report series 48-2017, 10
(3) This record includes National Record of the Historic Environment Information provided by Historic England on 4 January 2021 licensed under the Open Government Licence [http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/]
(3a) Vertical aerial photograph OS/80075 V 0083 11-MAY-1980