Disgrifiad
Newcastle, Bridgend, Glamorgan; measured drawing showing ground, first and second floor plans and section views of the South Tower, and ground floor plan of the West Tower, as published in RCAHMW Inventory of the Ancient Monuments in Glamorgan Volume III - Part 1a Medieval Secular Monuments The Early Castles From the Norman Conquest to 1217, 1991, figure 242, page 335.
