Queen's Crag (Simonburn) - 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The information on this website is based on a range of published and unpublished works.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) Letter, T Gates, 26-Feb-1993
(1a) Aerial Photographs NY7970/9-12 18-MAY-1992 (RCHME)
(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 NY 7970/11 (13892/66) 18-MAY-1992
(2b) English Heritage, 2010. An Archaeological Map of Hadrian's Wall, 1:25,000 scale