Corporate ANW/CORP/4908 ; Ystradgynlais Miners' Welfare Association; ; active 1920-1954; Ystradgynlais Miners' Welfare Association active 1920-1954

ANW guidelines conforming to AACR2 and NCA rules Yes 12/10/2006 318aa191-e198-4842-976e-ebe1c127b503