Iron Age or Roman enclosure at Frank Plantation (Longhoughton) - 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The information on this website is based on a range of published and unpublished works.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) Aerial Photographs A/P NU2416 A-G 1981 Mus Antiq Newcastle (T Gates)
(2) Gates, T., 1981. Aerial Archaeology 7, 34
(2) 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/]
(2a) Oblique aerial photograph NMR NU 2416/9 (2024/10A) 27-JUL-1981