Bristol was given a grant of murage dated 17/2/1424.
This was in the form of:-
This is a grant which may have been used for walls but could have been used for other civic improvements.
Wording 
Grant to the mayor, bailiffs and good men of Bristol of quayage for six years, except on merchandise of the inhabitants of Tenby, to be applied, under the supervision of the dean of Wells, on the repair of the quay and its walls and on the walls and pavement of the said town.
Granted by Henry VI. (Regnal year 2). Granted at Westminster.
Primary Sources 
Maxwell Lyte, H.C. (ed), 1901, 
Calendar of Patent Rolls Henry VI (1422-29) Vol. 1 p. 226 
online copy
Secondary Sources 
Coulson, Charles, 2009, Murage Grants (Handwritten list and notes)
     
Record created by Philip Davis. This record created 11/02/2009. Last updated on 04/06/2012. First published online 5/01/2013.