South Wales Miners' Federation statement re. employment of workmen and victimization,
- D2/14.
- Ffeil
- 1927.
Rhan oMonmouthshire and South Wales Coal Owners Association Records,
South Wales Miners' Federation.
South Wales Miners' Federation statement re. employment of workmen and victimization,
Rhan oMonmouthshire and South Wales Coal Owners Association Records,
South Wales Miners' Federation.