Mainsforth Hall south entrance gate piers and gate - Source of Reference
| No. | Originator(s) | Date | Title | Notes |
|---|---|---|---|---|
| 1 | Durham County Council | 21-Apr-2016 | 1 Photograph of Mainsforth Hall South Entrance Gate, Piers and Gate | |
| 2 | 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: 1403, 7, 14 |