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Keywords from Image Description:
cymru wales llyfrgell genedlaethol cymru llyfrgellgenedlaetholcymru national library of wales nationallibraryofwales abery p. b. aberypb glass negatives glassnegatives gold mining goldmining gold miners goldminers gold mining equipment goldminingequipment pumsaint wales pumsaintwales blackandwhite monochrome black and white Ffotograffydd