Indenture that Sir Alexander of Abernethy shall serve in Scotland [with his retinue of …] till […] receiving at this day 100 marks, and at Christmas following at Berwick […] and at Chandeleure following 100 marks, and aiding Sir John de Segrave around Berwick, and likewise towards the parts of Perth and the castle of […] all by the counsel and advice of Sir John, when required, with all his loyal power.