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Amgueddfa Cymru – Museum Wales
Black print on white paper with handwritten details in black ink. Letter from J. Davies & Son A.M.I.C.E., Civil and Mining Engineers, Llanelly to Thomas Williams & Sons of Morlais Collieries re. Glynea & Broadoak Collieries (survey, levels, results and advice). Dated May 28, 1909. Two pages pinned together.
