| Reference Number | DE/6/8/7/25/3 |
| Title | Plan [tracing] of the Earl of Dudley's Mines, Warrens Hall Colliery |
| Description | Shows Netherton Tunnel.
Surveyor: Not known
Scale: 2 chains to 1" [1" to 44 yards 1:1584] |
| Date | 20th century |
| Physical Description | PRODUCE UNDER SUPERVISION ONLY [Tracing paper] |
| AccessStatus | Open |
| Extent | [1 item] |
| Level | Item |