St. Mary's Church, Blackhills Road, Horden (Horden) - 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: 549, 2, 22 |
| 2 | North East War Memorials Project | 2013 | North East War Memorials Project | |
| 3 | Raine, S | 1990 to 2013 | St. Mary's Church, Blackhills Road, Horden | |
| 5 | Durham County Council | Church of St Mary the Virgin | ||
| 6 | Hayton Lee & Braddock | 2001 | St. Mary's Church, Horden Photographs |