Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Landshipping Colliery, Section
Landshipping Colliery including Lady Berwick Pit. Hypothetical section of strata, not dated. Scale 416.66ft to an inch or 12.672 inches to a mile.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.