Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Graig Merthyr Colliery, film negative
Black and white film negative showing a line of drams in the Graigola Seam, Graig Merthyr Colliery. Note the unsupported sandstone roof.
Pwnc
Diwydiant
Rhif yr Eitem
2009.3/2604
Mesuriadau
Meithder
(mm): 58
Lled
(mm): 62
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.