Hartlaw (Newton-on-the-Moor and Swarland) - 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The information on this website is based on a range of published and unpublished works.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) DMV Research Group 11th Annual Report 1963 No 65
(2) Field Investigators Comments F1 BHP 03-AUG-1971