Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Clydach Ironworks, plan
Engineering Drawing : Building at Clydach, Ironworks, Llanelly, 1961 (3 copies)
Building at Clydach Ironworks, Llanelly Brecks O.S. 6" Sheet XLVII N.E. Nat Grid Ref SO227132 JML 1961
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.