Pittington Colliery - Source of Reference
| No. | Originator(s) | Date | Title | Notes |
|---|---|---|---|---|
| 1 | Archaeo-Environment Ltd | Oct-2016 | Limestone Landscapes Project Database | |
| 2 | Ordnance Survey | 1856 to 1865 | First Edition Ordnance Survey Map | |
| 3 | Unknown | Historic England Aerial Photographs Collection | RAF CPE/UK/2473 5108 09-MAR-1948 | |
| 4 | Linsley, S M | 2017 | Durham Coal Mines - Notes and Gazetteer | p114 |