Papers of the Estates of the Earls of Londesborough (incorporating the Estate Papers of the Earls of Burlington and the Papers of Selby Abbey) > First Deposit > Archives of Selby Abbey > Account Rolls of Obedientiaries of Selby Abbey. Account roll relating to mills at Fryston appropriated to the office of Chamberlain. Br. John of Cawood, Chamberlain, and Br. Peter of Routhe, Extern Cellarer and Bursar