Middlehope Shield Lead Mine AKA Middlehope Shield Mine, Westgate-in-Weardale (Westgate) - Source of Reference
| No. | Originator(s) | Date | Title | Notes |
|---|---|---|---|---|
| 1 | Wilcock, D | 1996 to 1998 | IRIS (Index Record for Industrial Sites) Survey Archive | 93075 |
| 2 | Ordnance Survey | 1856 to 1865 | First Edition Ordnance Survey Map | 6" 1861; IRIS gives 6" Durham 23, 1856 |
| 3 | Ordnance Survey | 1894 to 1899 | Second Edition Ordnance Survey Map | 6" 1898 |
| 4 | Middlehope Shield Mine (County Durham) | |||
| 5 | Fairbairn, R A, Northern Mine Research Society | 1996 | Weardale Mines | |
| 6 | Scheduled Monument/Monuments Protection Programme (MPP) Files | |||
| 7 | Pickin, J | 1989 | Vol 1, 209 | |
| 8 | Dunham, K C | 1990 | The Geology of the Northern Pennine Orefield, Volume 1 TYNE to STAINMORE | |
| 9 | Newcastle City Archaeology Unit, Truman, L | 01-Jan-1994 to 31-Dec-1994 | RCHME: North Pennines Industrial Archaeology Project | |
| 10 | 1990 to 1995 | Beamish Archives | Photograph | |
| 11 | Linsley, S | 2017 | North Eastern and other Lead Mines | p84-85 |