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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6429230
    Disgrifiad
    Bwlchglas Mine;Ochrlwyd Mine, E of Talybont: Photo survey comprising 23 B&W prints taken by S. R. Hughes, Spetember 1997.
    Enw Casgliad
    Investigators' Photographs
    Cyfrwng
    23 prints. Photo.
    Cychwynnwr
    Stephen R. Hughes
    Dyddiad
    1997-09-21