Stone Coffin, 2 Metres South Of South Chancel Wall Of Church Of Saint Mary, Church Lane, Seaham (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, 2, 30 |
| 2 | Durham County Council | Stone Coffin |