LevelGroupDescriptionCollection of information relating to The Electricity Industry in Wales, compiled by Brian Malaws.ArchiveBMIAE - Brian Malaws Industrial Archaeology EssaysDateArchive Number6397556
LevelGroupDescriptionCollection of information relating to Esgairmwyn Lead Mine, produced or collated by Brian Malaws.ArchiveBMIAE - Brian Malaws Industrial Archaeology EssaysDateArchive Number6397571