The geographical lore of the time of the CrusadesNote 212 — Chapter II · THE CONTRIBUTION OF WESTERN CHRISTENDOM BEFORE 1100 A. D.Reading editionDuhem, op. cit., vol. ii, pp. 408, 454–460, 478–487.◇Copy noteReturn to CHAPTER II THE CONTRIBUTION OF WESTERN CHRISTENDOM BEFORE 1100 A. D.