Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Tredegar Iron Company, Pochin Colliery, check
Irregular octagonal brass check with hole on l/h side with name of colliery and check no. in centre within a raised edge, reverse flat.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.