The account is dated from the day of death of Sir David duke of Montrose which was on St Stephen's day last. He had held the great customs from 1490.

Compotum magistri Roberti Erskyn, custumarii burgi de Monthrose, a die obitus domini David ducis de Monthrose, qui erat in die Sancti Stephani ultimo preterito, qui habuit dum vixerat hujusmodi magnas custumas per literas domini regis ab anno Domini nonagesimo usque in dictum diem obitus sui.