[518] Strabo, p. 757.
[519] Joshua xix. 26. Strabo, p. 758. Tacitus says, "On the shore of Judæa the Belus falls into the sea: the sand collected at the mouth of this river, when mixed with saltpetre, is melted into glass. The strip of shore is of moderate extent, but inexhaustible;" "Hist." 5, 7
[520] Pliny, "Hist. Nat." 5, 17.
[521] Adolph Schmidt, "Forschungen auf dem Gebiete des Alterthums," s. 69.
[522] Schmidt, loc. cit. 129 ff.
[523] Herod. 4, 151; Pliny, "Hist. Nat." 9, 60; Strabo, pp. 145, 835.
[524] Strabo, p. 757.
[525] Pliny, "Hist. Nat." 5, 17.
[526] Plut. "Alex." c. 36.
[527] Movers, "Phœniz." 3, 103.