Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
The Monmouthshire & South Wales Coal Owners’ Association, annual summary
'The Monmouthshire & South Wales Coal Owners’ Association. Annual Summary 1926-27.' 57 pages in soft card covers. Gives mine-by-mine and company-by-company output data for member companies which between them accounted for around 80% of the coalfield’s output.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.