RCAHMW colour oblique aerial photograph of Vivian Slate Quarry. Taken on 16 June 2009 by Toby DriverOpsiynau lawrlwytho a prynu
NPRNTeitlMath O SafleArchifauDelweddauNPRN40571TeitlVivian Slate QuarryMath O SafleCHWAREL LECHIArchifau83Delweddau51