Hawthorn Dene Viaduct (Hawthorn) - 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The information on this website is based on a range of published and unpublished works.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||Department of Environment, English Heritage, Historic Buildings and Monuments Commission||1950||List of buildings of special architectural or historic interest, also known as "Greenbacks"||LB Volume, Map & Item: 488, 4, 12|
|2||Durham County Council||Hawthorn Dene Viaduct|