Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Betws Colliery, report
Full title - British Coal Corporation Midlands and Wales Group. Betws Colliery. Environmental Protection Act 1990. Application Under Section 6 for Authorisation to Continue a Process. Supporting Statment. December 1991. 16 pages stapled top left.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.