Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6347692TeitlAHI31 - Agrarian History IllustrationsLefelItemDisgrifiadFigure 121: Central-service-room houses, 1640-1750.CyfrwngGraphic.DelweddaunRhif Archif6012631TeitlDrawings CollectionLefelItemDisgrifiadRCAHMW drawing showing plan and elevation of Lower House, Llanwyddelan.CyfrwngGraphic.DelweddaunRhif Archif6338005TeitlRCF11_076 - RCAHMW Field NotesLefelItemDisgrifiadSketch plan drawing relating to 'Lower House Garn, Kerry'.Cyfrwng1 file. Graphic.DelweddaunRhif Archif6338056TeitlRCF11_101 - RCAHMW Field NotesLefelItemDisgrifiadSketch plan drawing relating to 'Lower House/ Ty Isaf, Llanwyddelan'.Cyfrwng1 file. Graphic.Delweddaun