Archive6205084TitleAdditional InformationLevelBatchDescriptionLocation maps for round cairns at Onllwyn, undated.MediumText.Imagesn
Archive6061784TitleGM529 - Cadw Scheduling RecordsLevelSub-groupDescriptionFile of Cadw scheduled monument records for Two Round Cairns At Onllwyn (GM529) , consisting of scheduling notices, accompanied by Field Monument Warden reports. Files stored in scheduled monument number order.MediumText, Cartographic.Imagesn
Archive6511748TitleCSAM_JC_2006_16 - Cadw Scheduled Ancient Monument 35mm NegativesLevelSub-groupDescriptionColour photo surveys of scheduled ancient monuments in Breconshire and Glamorgan carried out by Joseph Cliff, 2006.MediumTwo sheets. Photo.Imagesn
