Seyon King of Ethiopia  (Oxford: Clarendon Press, 1965), p. 16 n. ^   O. G. S. Crawford  (editor),  Ethiopian Itineraries, circa 1400 - 1524  ( Cambridge : the Hakluyt Society, 1958), pp. 12f. ^  David Buxton,  The Abyssinians  (New York: Praeger, 1970), p. 131 ^  Budge,  A History of Ethiopia: Nubia