Halton Lea Farmhouse (Hartleyburn) - 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The information on this website is based on a range of published and unpublished works.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) Ryder, P.F., 1990. Northumberland Bastles Survey. (Unpublished), 6
(2) List of Buildings of Special Architectural or Historic Interest DOE (HHR) District of Tynedale: Hartleyburn 23-Aug-1985 (85)
(3) Ryder, P.F., 1995. Towers and Bastles in Northumberland, Part 4 Tynedale District, Volume 2, 82.
(4) 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/]
(4a) Dodds, J. F., 1999. Bastions and Belligerents: Medieval Strongholds in Northumberland, 383