5 canlyniad
Rhestrir y canlyniadau yn ôl perthnasedd.
Cymraeg: Deddf Ymsuddiant Glofaol 1991
Saesneg: Coal Mining Subsidence Act 1991
Cymraeg: ardal lofaol
Saesneg: coal mining area
Cymraeg: cymuned lofaol
Saesneg: coalfields community
Cymraeg: Amgueddfa Lofaol Cymru
Saesneg: National Coal Museum
Cymraeg: Big Pit: Amgueddfa Lofaol Cymru
Saesneg: Big Pit: National Coal Museum