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    Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6448900TeitlAdditional InformationLefelBatchDisgrifiadMeasured survey of Llwyn y Cafal produced by Worsley & Co, 1968.CyfrwngGraphic.DelweddaunRhif Archif6073000TeitlNMR Site FilesLefelItemDisgrifiadBrief note referring to Castell-y-Graig behind Llwyn-y-Cynfal, Llanfachreth, MerionethCyfrwngText.DelweddaunRhif Archif2022-11-08_4578TeitlRSA_024_002 - Richard Suggett ArchiveLefelItemDisgrifiadDendrochronological sample record and summary & initial report, produced in September 1993 by Nottingham University Tree-Ring Dating Laboratory for Llwyn y Cynfal, Dolgellau.Cyfrwng1 envelope, paper, graphic.Delweddaun