Cord rig near Hadrian's Wall (Haltwhistle) - 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The information on this website is based on a range of published and unpublished works.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) This site was seen on an aerial photograph (Ref: T Gates 14745/61-64). Further details about looking at a copy of this photograph can be obtained from the home page.