Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Photograph (digital)
Iron roof props in use underground. Coal face and road end with ordinary method of hand getting. Showing patent iron "trees" to economise on the use of timber which accounts for about "1/- per ton". From unused postcard.
Pwnc
Diwydiant
Rhif yr Eitem
2018.126/1
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.