Thorngreen lime kiln (Allendale) - 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The information on this website is based on a range of published and unpublished works.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.
(2) Younger, G.D. and Almond, J.M., 1989. Tyne and Tweed 44, 38-59.
(3) Lancaster University Archaeological Unit, 2000. Northumberland and North Pennine