Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Cwmgorse Colliery, docs. re sinking of new shaft
Printed in black ink on white paper. National Coal Board S.W. Division Area No.9. Cwmgorse Colliery. Technical drawing of new sinkings -section along No.1 West crosscut. Scale : 1:5000 Dated 5.5.53.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.