... .Vault 1, built with earth and timber, measures 210 meters long, 60 meters wide and 4.6 to 6.5 meters ... , swords and crossbows, Indicating that they could engage in long-range battles, short-range fighting and hand-to-hand combat. All the cavalrymen ... three vaults, including arrow-heads, swords, spears and halberds. Two long-handled swords dug out recently are still sharp and gleaming ...