Camp Hill Iron Age defended settlement near Catcherside (Kirkwhelpington) - Source of Reference
(2) Hogg, A.H.A., 1947. Proceedings of the Society of Antiquaries of Newcastle (4th Series) 11, 171.
(3) Jobey, G., 1965. Archaeologia Aeliana (4th Series) 43, 63 no.122.
(4) Bowden, M., Mackay, D. and Topping P., 1989. From Cornwall to Caithness (Oxford), 156.
(5) Further information about the protected nature of this site can be obtained from here.