four o'clock
Harry kept an assiduous watch for an opportunity to speak with the sentinel . The time for the man to remain on guard expired , however , without any favorable chance presenting itself . He was , therefore , compelled to wait until the evening , when the same sentinel would be again on guard , before he could attempt to bribe him . At four o'clock he was posted , and after some hesitation , Harry determined to address him . Walking up as soon as he perceived no one near the man , he called out to him . `` Vot to deuce do you vant ? you rebel , '' asked the sentinel in a broad Dutch accent .