Slide of RCAHMW colour oblique aerial photograph of Pwll-du Limestone Quarries, Blaenavon, taken by C.R. Musson, 19/10/1992.Opsiynau lawrlwytho a prynu
NPRNTeitlMath O SafleArchifauDelweddauNPRN85859TeitlPwll-Du Limestone QuarriesMath O SafleCHWAREL CARREG GALCHArchifau23Delweddau10