Chapter V: FIRST DUKE OF NORTHUMBERLAND, from 1750 to 1786: general reparation,

after a long period of neglect and ruin, including a material transformation of the greater part of the castle. The Keep was almost entirely demolished, and rebuilt after the manner that was called (and, in one sense of that term, really was) “Gothic” in the eighteenth century in England; and the towers and curtain of the circumvallation suffered in like manner.