NPRNTitleType Of SiteRelationNPRN33505TitleMaerdy Colliery;Mardy CollieryType Of Siten/aRelationAssociated withNPRN91588TitleTower Graig Level, HirwaunType Of Siten/aRelationAssociated withNPRN91586TitleTower Colliery;No. 4 Colliery, HirwaunType Of Siten/aRelationPart ofNPRN85007TitleTower (Old) Colliery, HirwaunType Of Siten/aRelationAssociated with
