NGR: SN 8376 1601
NPRN: 96556
SMR: 784
SSSI: 557
CCR: 285
Excavation: R.H. D'Elboux, 1923; E.J. Mason, 1938-50; G. Sanders, 1972; A. Price, 1978-9.
Curation: National Museum of Wales, Cardiff (23.315, 92.38H).
Burials: MNI: 40+ (14 adult, 26 juveniles).
Finds: Bronze Age and Romano-British artefacts, animal bones.
Date: Bronze Age (1)
14C: 3014 bp (UB-6550), 3008 bp (UB-6551) on human bone.
Bibliography:
Branigan, K. & Dearne, M.J. (1991) A Gazetteer of Romano-British Cave Sites and their Finds. Department of Archaeology and Prehistory, University of Sheffield.
D'Elboux, R.H. (1924) A cave at Craig y Nos, Abercrave, Breconshire. Archaeologia Cambrensis 79: 113-124.
Mason, E.J. (1947) Archaeological excavations at Ogof-yr-Esgyrn. Transactions of the Cave Research Group of Great Britain 1 4: 1-18.
Mason, E.J. (1968) Ogof-yr-Esgyrn, Dan-yr-Ogof Caves, Brecknock excavations 1938-50. Archaeologia Cambrensis 117: 18-71.
Mason, E.J. (1971) A summary of the excavation at Ogof-yr-Esgyrn, Breconshire. Transactions of the Cave Research Group of Great Britain 13 1: 57-62.
Mason, E.J. (1977) The archaeology of Ogof yr Esgyrn (the Bone Cave). Transactions of the British Cave Research Association 4: 342-344.
Mason, E.J. (1978) Excavations at Ogof yr Esgyrn. <South Wales Caving Club Newsletter 89: 3-7.