Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Trelewis drift mine, photograph
Controlled flooding of Trelewis Drift Mine during closing down procedure. View inside drift looking into former pump house after pumps removed to allow drift to flood. Howard Thomas on left and Des Harris (donor) on right, with unknown workman.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.