SWCC/MNA/NUM/3/3/2: South Wales Miners' Federation circular, 23 March 1921
Eitem
- Teitl
- SWCC/MNA/NUM/3/3/2: South Wales Miners' Federation circular, 23 March 1921
- Hawliau
- National Union of Mineworkers (South Wales Area), formerly South Wales Miners' Federation
- Dyddiad
- Mar 1921
- Disgrifiad
- Agenda for South Wales Miners' Federation conference on 23 March 1921
- Setiau eitemau
- 1921 lockout
