"we have also granted leave to the inhabitants of Bamburgh . . . that they may strengthen, shut in, and crenellate the borough with a wall of stone and lime, as they will, and keep it so crenellated."
Granted at Westminster, by King and petition of Council.
In 1332 Edward III granted murage rights to the townsfolk 'we have also granted leave to the inhabitants of Bamburgh . . . that they may strengthen, shut in, and crenellate the borough with a wall of stone and lime, as they will, and keep it so crenellated.' The charter was confirmed by Richard II in 1382 indicating that there had been little improvement during the century. There is no evidence this charter was acted upon.
Original source is
(In fact, the original source given is usually a transcription/translation of what are precious medieval documents not readily availably. It should be noted that these transcription/translations often date to the nineteenth or early twentieth centuries and that unwitting bias of transcribers may affect the translation. Care should also be taken to avoid giving modern meaning to the medieval use of certain stock words and terms.)
Significant later source are;
More details about licences to crenellate can be found here.
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