Archive6402280TitleCMC_PA_745 - Cadw Monuments in Care CollectionLevelBatchDescriptionBlack and white photograph and negatives relating to various sites including Cors y Gedol Hall and Gatehouse.Medium1 file. Photo.Imagesn
Archive6402279TitleCMC_PA_744 - Cadw Monuments in Care CollectionLevelBatchDescriptionBlack and white photograph and negative relating to Bwrddy Tri Arglwdd Boundary Stone.Medium1 file. Photo.Imagesn
Archive6056347Title8M_0880_1 - Cadw Registered Files CollectionLevelSub-groupDescriptionClosed registered file, ref. no. 8M/0880/1, transferred from Cadw, concerning Bwrdd y Tri Arglwydd Boundary Stone, Llansantffraid Glyn Dyfrydwy, Clwyd, scheduling.MediumText.Imagesn
Archive6053551TitleANC_0880_1 - Cadw Registered Files CollectionLevelSub-groupDescriptionClosed registered file, ref. no. ANC/0880/1, transferred from Cadw, concerning Bwrdd y Tri Arglwydd Boundary Stone, Llansantffraid Glyn Dyfrydwy, Clwyd, scheduling.MediumText.Imagesn
Archive6061843TitleME025 - Cadw Scheduling RecordsLevelSub-groupDescriptionFile of Cadw scheduled monument records for Bwrdd-tri, Arglwydd (ME025) , consisting of scheduling notices, accompanied by Field Monument Warden reports. Files stored in scheduled monument number order.MediumText, Cartographic.Imagesn
Archive6512473TitleCSAM_LAB_2006_02 - Cadw Scheduled Ancient Monument 35mm NegativesLevelSub-groupDescriptionColour photo surveys of scheduled ancient monuments in Caernarfonshire, Flintshire and Denbighshire carried out by Lorna Ackroyd Bell, 2006.MediumTwo sheets. Photo.Imagesn
Archive6512310TitleCSAM_LB_95_03 - Cadw Scheduled Ancient Monument 35mm NegativesLevelSub-groupDescriptionColour photo surveys of scheduled ancient monuments in Denbighshire and Merionethshire carried out by Lorna Ackroyd Bell, 1995.MediumTwo sheets. Photo.Imagesn
Archive6464520TitleAP_2010_2652 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Bwrdd-Tri, Arglwydd. Taken by Toby Driver on 16/06/2010.MediumPhoto.Imagesy
Archive6531418TitleCMC_PA_744_01 - Cadw Monuments in Care CollectionLevelItemDescriptionDigital copy of a nitrate negative showing Bwrddy Tri Arglwydd Boundary Stone. From the Cadw Monuments in Care Commission.MediumPhoto.Imagesy
Archive6512393TitleCSAM_LAB_2000_04 - Cadw Scheduled Ancient Monument 35mm NegativesLevelSub-groupDescriptionColour photo surveys of scheduled ancient monuments in Denbighshire, Merionethshire and Flintshire carried out by Lorna Ackroyd Bell, 2000.MediumTwo sheets. Photo.Imagesn
Archive6512453TitleCSAM_LAB_2005_08 - Cadw Scheduled Ancient Monument 35mm NegativesLevelSub-groupDescriptionColour photo surveys of scheduled ancient monuments in Caernarfonshire and Denbighshire carried out by Lorna Ackroyd Bell, 2005.MediumTwo sheets. Photo.Imagesn