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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    2023-08-22_1072
    Disgrifiad
    Finished ink-line drawing of the tramroad-age industrial and social landscape at Onllwyn. Fig 48, "The Brecon Forest Tramroads", S.R. Hughes, 1990.
    Enw Casgliad
    BFT - RCAHMW Brecon Forest Tramroad Publication Collection
    Cyfrwng
    1 ink drawing on transparency with annotations stuck on.
    Cychwynnwr
    RCAHMW
    Dyddiad
    c. 1984 - 1990