Pen-y-Garreg reservoir, dam and valve tower. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 3rd June 2015.Opsiynau lawrlwytho a prynu
  • 6202570AP - RCAHMW Colour Oblique Digital Aerial Photographs - Collection
  • 6506726AP2018_066 - RCAHMW Colour Oblique Digital Aerial Photographs - Batch
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