Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Lewis Merthyr Consolidated Collieries Ltd., accts
Lewis Merthyr Consolidated Collieries Ltd. Profit and Loss Account and Balance Sheet for year ended 31 December 1926 (manuscript)
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.