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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6332690
    Disgrifiad
    Maps, plans, and drawings relating to Grimes' research and work.
    Enw Casgliad
    WGC - William Grimes Collection
    Cyfrwng
    81 files. Graphic, Cartographic.
    Cychwynnwr
    W.F. Grimes
    Dyddiad
    c. 1896 to 1978