Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Lewis Merthyr Consolidated Collieries Ltd., accts
Lewis Merthyr Consolidated Collieries Ltd. Balance Sheet for half year ended 30 June 1927 (manuscript).
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.