Casgliadau Arlein

Production: National Union of Mineworkers (South Wales Area) National Union of Mineworkers National Union of Mineworkers (222 Euston Rd) Cymric Federation Press

Publisher: National Union of Mineworkers (South Wales Area) National Union of Mineworkers National Union of Mineworkers (222 Euston Rd) Cymric Federation Press

Production: National Union of Mineworkers (South Wales Area) National Union of Mineworkers National Union of Mineworkers (222 Euston Rd) Cymric Federation Press

Production: Cymric Federation Press National Union of Mineworkers (South Wales Area) National Union of Mineworkers National Union of Mineworkers (222 Euston Rd)

Author: Howells, Kim National Union of Mineworkers (South Wales Area) National Union of Mineworkers National Union of Mineworkers (222 Euston Rd) Cymric Federation Press

Production: National Union of Mineworkers (South Wales Area) National Union of Mineworkers National Union of Mineworkers (222 Euston Rd) Cymric Federation Press

Publisher: National Union of Mineworkers (South Wales Area) National Union of Mineworkers National Union of Mineworkers (222 Euston Rd) Cymric Federation Press

Production: National Union of Mineworkers (South Wales Area) National Union of Mineworkers National Union of Mineworkers (222 Euston Rd) Cymric Federation Press

Production: National Union of Mineworkers (South Wales Area) National Union of Mineworkers National Union of Mineworkers (222 Euston Rd) Cymric Federation Press

Publisher: National Union of Mineworkers (South Wales Area) National Union of Mineworkers National Union of Mineworkers (222 Euston Rd)

Production: National Union of Mineworkers (South Wales Area) National Union of Mineworkers National Union of Mineworkers (222 Euston Rd) Cymric Federation Press

Author: Rees, George Cymric Federation Press National Union of Mineworkers (South Wales Area) National Union of Mineworkers National Union of Mineworkers (222 Euston Rd)