One o'clock
Some one gliding swiftly through the squad room upset a stool with a loud crash . Yet few of the soundly sleeping soldiers bothered their heads about such a series of trivial noises . Now , a series of hails began , starting down at the guard house and running rapidly around the sentry posts until the sentry pacing near barracks caught it up and called lustily : `` Post number six . One o'clock , and all 's well ! '' One man in especial had been stirring on his cot as though trying to throw off some phantom of dread . Now instantly after the sentry 's hail this stirring sleeper emitted an excited yell . `` Wow !