Statue of the 6th Marquess of Londonderry (Seaham) - 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: 488, 4, 35 |
| 2 | Durham County Council | Statue of the 6th marquess of Londonderry | ||
| 3 | Durham County Council | 05-May-2016 | 2 photographs of Statue of the 6th Marquess of Londonderry | |
| 4 | Roberts, M, Pevsner, N, Williamson, E, Yale University Press | 2021 | The Buildings of England County Durham | page 609 |