North Seam Gas Main, Pontlliw to Pontyates, Subsidence and Displacement Profiles from Working Carway Fawr Seam, Panels W1, W2, E1 and E2

Scope and Content

Produced by National Coal Board, South Wales Area. Scale 1:2500. Drawing number SWA/MS/10/12/7.

Custodial History

Original reference: DNCB/73/62/5