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Fig. 669.—Arms of Arbroath: Gules, a portcullis with chains pendent or. Motto: "Propter Libertatem." Supporters: dexter, St. Thomas à Becket in his archiepiscopal robes all proper; sinister, a Baron of Scotland armed cap-à-pie, holding in his exterior hand the letter from the Convention of the Scottish Estates, held at Arbroath in the year of 1320, addressed to Pope John XXII., all proper.