A royal patent from King Edward III appointing Edmund Mortayn, escheator of Ireland, and Brother John Tyrel to lead forces to recover the Isle of Man from Scottish invaders under Richard de Maundevill. The document is a Latin record from the Irish Patent and Close Rolls, published in the Manx Society's Monumenta de Insula Manniae series, and provides evidence of medieval Manx sovereignty disputes and military interventions.