any large number of galleys. For after these there were no navies of any account in Hellas till the expedition of Xerxes; Aegina, Athens, and others may have possessed a few vessels, but they were principally fifty-oars. It was quite at the end of this period that the war with Aegina and the prospect of the barbarian invasion enabled Themistocles to persuade the Athenians to build the fleet with which they fought at Salamis; and even these vessels had not complete decks. [15] The navies, then, of