Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Abernant Colliery, technical drawing
Engineering drawing (photocopy) : Reinforcement details of M.G. Floors,North Tower, Abernant Colliery, not dated Scale : 3/8" to 1 foot
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.