Sundial, 20m West of Lumley Castle (Lumley Castle) - Source of Reference
| No. | Originator(s) | Date | Title | Notes |
|---|---|---|---|---|
| 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: 1387, 4, 45 |
| 2 | Sundial, 20m West of Lumley Castle | |||
| 3 | Durham County Council | 23-May-2016 | 3 photographs of Sundial, 20m West of Lumley Castle |