Ros Castle cup marked stones (Tillside) - 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The information on this website is based on a range of published and unpublished works.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) Beckensall, S., 1991. Prehistoric Rock Motifs of Northumberland, Volume 1 (Hexham), 51, 58.
(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) Field Investigators Comments F1 NKB 08-JUN-1990
(2b) Beckensall, S., 1983. Northumberland's prehistoric rock carvings. A mystery explained, 168-70
(2c) Beckensall, S., 2001. Prehistoric Rock Art in Northumberland, 75-6