Deed of lease by Thoma James, 7th Viscount Bulkeley, to John Hampton Jones of Henllys, William Williams of Tower Hill, and John Parry of Beaumaris upon Priestholme island [Ynys Seiriol], with all buildings, edifices, and kilns already made and to be erected; 21 years at £10.10.0. a year 28 February 1784