Woodland, Penny Hill (Woodland) - Source of Reference
| No. | Originator(s) | Date | Title | Notes |
|---|---|---|---|---|
| 1 | Cranstone, D, Willies, L, Pickin, J | 1992 | Early Lead Smelting in Teesdale | P.27 |
| 2 | Trousers, W | 1871 | "A History of Lead Mining in Teesdale" | October |
| 3 | Woodland Colliery | |||
| 4 | Pickin, J | 1989 to 1992 | Middlehope Burn, Weardale: field Notes |