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Amgueddfa Cymru – Museum Wales
O.S. map Showing Garnant, Tyllwyd, Ynysamman, New Cwmgorse and Gwaun cae Gwes Collieries. Also Amman Brickworks and New Cwmgorse Brickworks. Also Brynamman Tinplate Works, 1921 Scale : 6" to 1 mile
