Archif6057860Teitl8M_2138_1 - Cadw Registered Files CollectionLefelSub-groupDisgrifiadClosed registered file, ref. no. 8M/2138/1, transferred from Cadw, concerning Tre Walter Llwyd burial chamber, Mathry, Pembs, scheduling. SAM Code PE037CyfrwngText.Delweddaun
Archif6512802TeitlCSAM_LM_2004_09 - Cadw Scheduled Ancient Monument 35mm NegativesLefelSub-groupDisgrifiadColour photo surveys of scheduled ancient monuments in Pembrokeshire carried out by Louise Mees, 2004.CyfrwngTwo sheets. Photo.Delweddaun
Archif6465509TeitlAP_2010_3751 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique photograph of Tre Wallter Llwyd Burial Chamber. Taken by Toby Driver on 16/11/2010.CyfrwngPhoto.Delweddauy
Archif6054610TeitlANC_2138_1 - Cadw Registered Files CollectionLefelSub-groupDisgrifiadClosed registered file, ref. no. ANC/2138/1, transferred from Cadw, concerning Tre Walter Llwyd burial chamber, Mathry, Pembs, scheduling. SAM Code PE037CyfrwngText.Delweddaun
Archif6062535TeitlPE037 - Cadw Scheduling RecordsLefelSub-groupDisgrifiadFile of Cadw scheduled monument records for Tre Wallter Llwyd, Burial Chamber;parc-y-garn, Burial Chamber (PE037) , consisting of scheduling notices, accompanied by Field Monument Warden reports. Files stored in scheduled monument number order.CyfrwngText, Cartographic.Delweddaun
Archif6139538Teitl975003_52 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Tre Wallter Llwyd, Burial Chamber; Parc-y-Garn, Burial Chamber, Mathry, taken by C.R.Musson on the 13/01/1997CyfrwngPhoto.Delweddaun
Archif6139539Teitl975003_53 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Tre Wallter Llwyd, Burial Chamber; Parc-y-Garn, Burial Chamber, Mathry, taken by C.R.Musson on the 13/01/1997CyfrwngPhoto.Delweddaun
Archif6189666TeitlAP_2005_1693 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadRCAHMW digital colour oblique photograph of Tre Wallter Llwyd Burial Chamber viewed from the north-west. Taken on 01/09/2005 by T.G. Driver.CyfrwngPhoto.Delweddauy
Archif6189665TeitlAP_2004_0117 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique aerial photograph of Tre Wallter Llwyd Burial Chamber taken on 25/05/2004 by Toby DriverCyfrwngPhoto.Delweddauy