LevelItemDescriptionBerthllwyd, Ystradfellte, South Wales, report by Emma Plunkett Dillon, October 1993, SMR 87001-87012.ArchiveNTAS - National Trust Archaeological SurveyDateArchive Number6437982
LevelItemDescriptionBryn Eithin, Ysbyty Estate (SH85SW) - undated report on Landscape and Land Use Survey for the above National Trust Farm and 164 acres of land attached.ArchiveNTAS - National Trust Archaeological SurveyDateArchive Number6438722
LevelItemDescriptionWig-wen-Fach, The Llanerchaeron Estate, Vernacular Building Report by Nicky Evans (site archaeologist) and Martin Davies (building supervisor), May 1999, for the National Trust,ArchiveNTAS - National Trust Archaeological SurveyDateArchive Number6438729
LevelItemDescriptionReport entitled 'The Archaeology and Landscape History of Ceredigion, considering the Aeron Valley in general and the Llanerchaeron Estate in particular' by Nicky Evans (site archaeologist), June 1998, for the National Trust,ArchiveNTAS - National Trust Archaeological SurveyDateArchive Number6438730
LevelItemDescriptionTy'n y Coed Uchaf Farmstead, (SH85SW) - Landscape Survey by Sheila Jones and Garry Somers for the National Trust, March 1993.ArchiveNTAS - National Trust Archaeological SurveyDateArchive Number6438724
LevelItemDescriptionGoodwick Commons, South Wales, Report by Sean Taylor, 2000. Properties/areas include Ciliau, Clun Fach, Garn Fawr, Garnwnda, Llanwnda, Pontiago, Rhos-loew and Waun Ffynnon Clun.ArchiveNTAS - National Trust Archaeological SurveyDateArchive Number6437987
LevelItemDescriptionErddig: A survey of the Landscape by Christopher Gallagher for the National Trust, 1999 - Part 2: Appendices, Appendix A: Bibliograhy.ArchiveNTAS - National Trust Archaeological SurveyDateArchive Number6437980
LevelItemDescriptionThe Dolaucothi Gold Mines - Archaeological Appraisal, Franco-British Team Intermediate Report, August 2000. Includes assessment of remains above and below ground.ArchiveNTAS - National Trust Archaeological SurveyDateArchive Number6437986
LevelItemDescriptionThe Llanerchaeron Estate Building Survey, Volume II - The Service Courtyard and ancillary buildings, report by Nicky Evans (site archaeologist), 1999, for the National Trust.ArchiveNTAS - National Trust Archaeological SurveyDateArchive Number6438731
