Roger Bertram, in the 12th of Henry II [1166], upon the assessment in aid of the marriage portion of the king's dau., certified his knight's fees to be six and a half; and, in the 18th of the same monarch [1172], paid £6 10s. scutage for not going in person nor sending soldiers upon the expedition then made into Ireland. To this feudal lord s. his son and heir, by Ada, his wife, William Bertram. [Sir Bernard Burke, Dormant, Abeyant, Forfeited, and Extinct Peerages, Burke's Peerage, Ltd., London, 1883, p. 52, Bertram, Barons Bertram, of Mitford]