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    Nid oes gennych resi chwilio datblygedig. Ychwanegwch un trwy glicio ar y botwm '+ Ychwanegu Rhes'
    Detailed schematic layout of the coal preparation process at Taff Merthyr Colliery with annotations by Brian Malaws.Further Information
    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6201666
    Disgrifiad
    Detailed schematic layout of the coal preparation process at Taff Merthyr Colliery with annotations by Brian Malaws.
    Cofnod Casglu
    Taff Merthyr Colliery Collection
    Cyfrwng
    Graphic.
    Dyddiad
    c. 1990