"Licence for Richard Emson, king's servant and councillor, and his heirs to impark 400 acres of land and 30 acres of wood in the towns, fields and parishes of Estneston and Hulcote, co. Northampton, and grant of free warren in all his lands and in the towns and parishes of Estneston, Hulcote and Laurens Merston, co. Northampton, and of a several fishery in all his waters in the said towns and parishes; and licence for him to build walls and towers of stone, lime and sand round and within his manor of Estneston and crenellate the same; and grant that these things be done without fine or fee in the hanaper or elsewhere."
Granted at Westminster, by King.
Richard Empson, Treasurer to Henry VII. No fee to be paid for this licence.
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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