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Amgueddfa Cymru – Museum Wales
36 pages, stapled together in centre, with photographs of various collieries in black and white and colour including: 41 views of Penrhiwceiber Colliery with negatives on 88.12I/37, eight views of Merthyr Vale Colliery, one view of Markham Pit, and 29 views of Nantgarw Colliery.
