Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6205224TeitlAdditional InformationLefelItemDisgrifiad2 b/w photographs showing Plas-Gwyn, Llannor, taken by Philip Wrightson for 'Architectural Heritage Year' - Stepped Gables of North Wales' exhibition held c. late 1970's .CyfrwngText, Photo.DelweddaunRhif Archif6375518TeitlCAI02_050 - Caernarvonshire Inventories ArchiveLefelBatchDisgrifiadBlack and white photographs relating to sites in Aber-erch (Vol. 3): exterior and interior views.Cyfrwng1 file. Photo.DelweddaunRhif Archif6375729TeitlCAI02_073 - Caernarvonshire Inventories ArchiveLefelBatchDisgrifiadFile, entitled 'Caernarvonshire Vol (II) 47 originals for blockmaking', containing black and white photographs for publication. Although noted as pertaining to Vol. 2, the photographs also relate to Vol. 3.Cyfrwng1 file. Photo.DelweddaunRhif Archif6353623TeitlCPF_Z_01_11 - Caernarvonshire Parish FilesLefelSub-groupDisgrifiadNotes, mss texts, plans and drawings, O.S. map extract, and black and white photographs relating to numerous sites in Abererch/ Llannor, Caernarvonshire.Cyfrwng1 file. Cartographic, Graphic, Photo, Text.DelweddaunRhif Archif6010467TeitlDrawings CollectionLefelItemDisgrifiadMulti-site RCAHMW drawing, 25 sites, (ink on linen) showing outline plans of typical regional houses which have entry on lateral wall directly into major room. Published in Caerns Inventory vol III, fig 36.CyfrwngGraphic.DelweddaunRhif Archif6335162TeitlRCF03_56 - RCAHMW Field NotesLefelBatchDisgrifiadPaper mounted, and loose, black and white photographs relating to sites in Caernarfonshire.Cyfrwng1 file. Photo.DelweddaunRhif Archif6335267TeitlRCF03_80 - RCAHMW Field NotesLefelBatchDisgrifiadSketch plans and drawings relating to sites in Abererch.Cyfrwng1 file. Graphic.DelweddaunRhif Archif6484536TeitlSS2017_014_03 - Negative CollectionLefelItemDisgrifiadBlack and white nitrate negative showing exterior view of Plas, Llannor.CyfrwngPhoto.Delweddauy