Tyne and Wear HER(781): Hartley, flints - Details
Opposite St. Mary's Island traces (of chipped flints) were noticed. This was in contrast to the sparse distribution between the Tyne and Whitley Bay.
<< HER 781 >> C.T. Trechmann, 1913, Notes on Neolithic Chipping Sites in Northumberland and Durham, Transactions Natural History Society of Northumberland, Durham and Newcastle, 2, IV pt. 1, p. 81 R. Miket, 1984, The Prehistory of Tyne and Wear, p. 87 no. 1