Byzantine Constantinople, the walls of the city and adjoining historical sitesNote 458 — Chapter VIII · THE FORTIFICATIONS ON THE NORTH-WESTERN SIDE OF THE CITY, BEFORE THE SEVENTH CENTURY.Reading editionIbid., p. 726, ἔξωθεν τοῦ καλουμένου Πτεροῦ.◇Copy noteReturn to CHAPTER VIII. THE FORTIFICATIONS ON THE NORTH-WESTERN SIDE OF THE CITY, BEFORE THE SEVENTH CENTURY.