The findspot of a scatter of Mesolithic flints, both microlithic and heavy blade material from the immediate vicinity of a Neolithic or Early Bronze Age cairn (PRN 0895.00). A considerable quantity of Mesolithic 'Bann' material has been found at Corvalley Farm including Giant's Grave field, which is numbered 105 on the 1869 1:2500 scale Ordnance  Survey map.