Ryssheton, Nicholas de, fl. 1405

Agreement between Richard Aston, lieutenant of Calais, Nicholas de Ryssheton, papal auditor, and John de Croft and Thomas Pykworth knights on the part of Henry IV of England, and 'Baugoys Darly', Vidame of Amiens, and Guillaume de Halewyn, knights, and others, on the part of Margaret, Duchess of Burgundy, upon the manner of conducting negotiations for a commercial agreement — 19th Jan. 1404/1405; French, Calais MS. Fr. c. 18 (P)