John Clat, canon of Aberdeen grants annual rents of 6 merks, 20 s, 10 s, 5 s, 5 s, 34 s, and 6 s 8 d, to a perpetual chaplain to celebrate divine service in Aberdeen cathedral at the altar dedicated in honour of St Katherine the virgin, for the souls of the king, Alexander Stewart, earl of Mar, and the souls of himself and his parents.

Johannes de Clat canonicus Aberdonensis . . . volens . . . sancte matris ecclesie cultum ampliare {. . .} vni capellano imperpetuum celebraturo in ecclesia cathedrali Aberdonensi ad altare dedicatum in honorem beate Katerine virginis pro animabus domini mei regis moderni domini Alexandri Stewart comitis de Mar et pro anima mea patris mei matris mee {. . .}