Gamaliel, bishop of the Isles, promises to show submission and obedience to church of York and Archbishop Roger and his successors, and he establishes this with his own hand.
Firm date
10 October 1154 X 26 November 1181
Probable date
perhaps 10/Oct/1154 × 1158
Dating Notes
Consecration × death of Roger, archbishop of York; perhaps early, based on his witnessing a charter of King Godred of the Isles (1154×1158).