| Description | Coloured. Pencil and ink annotation. Sea-level marked. Water levels on 7 Dec 1929 and 11 Aug 1930 marked. Thick coal labelled. Nine Locks, Cuckoo, Little John, Woodall and Dyke pits to the west. No.2 Netherton Colliery and Primrose Hill Pits to the east.
Surveyor: Not known
Scale: 1:2500 |