ROBINSON DAVID TIMBER MERCHANTS, CARDIFF Math Eitemau Uwchlwytho gan Comisiwn Brenhinol Henebion Cymru
EAST MOORS STEELWORKS; DOWLAIS CARDIFF WORKS; GUEST KEEN AND NETTLEFOLD; GKN, CARDIFF Math Eitemau Uwchlwytho gan Comisiwn Brenhinol Henebion Cymru
EAST MOORS STEELWORKS; DOWLAIS CARDIFF WORKS; GUEST KEEN AND NETTLEFOLD; GKN, CARDIFF Math Eitemau Uwchlwytho gan Comisiwn Brenhinol Henebion Cymru
BIRD & SONS OIL AND TAR DISTILLERS, CARDIFF Math Eitemau Uwchlwytho gan Comisiwn Brenhinol Henebion Cymru
EAST MOORS STEELWORKS; DOWLAIS CARDIFF WORKS; GUEST KEEN AND NETTLEFOLD; GKN, CARDIFF Math Eitemau Uwchlwytho gan Comisiwn Brenhinol Henebion Cymru
