Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6027613TeitlDrawings CollectionLefelItemDisgrifiad1:2500 scale survey plan of Penyglannau hut group.CyfrwngGraphic.DelweddaunRhif Archif6027614TeitlDrawings CollectionLefelItemDisgrifiad1:250 scale survey plan of Penyglannau hut group.CyfrwngGraphic.DelweddaunRhif Archif6333027TeitlWGC03_003 - William Grimes CollectionLefelBatchDisgrifiadNational Museum of Wales envelope, annotated 'Megaliths: Negatives', containing black and white/ sepia photographs of megaliths. These include Maen Llia; the stone at Bryn; Cross Hands, Llanboidy; Furnace, Glandyfi, Yspythy Cynfyn, Beddau'r Derwyddon, Ebenezer, and Ffyst Samson Cairn.Cyfrwng1 file. Photo.DelweddaunRhif Archif6333073TeitlWGC03_008 - William Grimes CollectionLefelBatchDisgrifiadEnvelope containing black and white/ sepia photographs and negatives of various sites, including Meini Llwydion Cairn, Myrddin's Quoit, Llech Ciste Cairns, Yspytty Cynfyn, Maen Mawr, Beddau'r Drewyddon, Ffyst Samson, Arthur's Stone, stone circle at Dyffryn, Ffyynon Druidion standing stone, Garn Fawr, and a map of Wales showing points of higher altitude.Cyfrwng1 file. Photo.Delweddaun