ten o'clock
`` Has anything occurred ? -- you are late to-night , '' asked Norwood , hastily . `` Nothing . The city , however , was in great alarm , and the tocsin was twice sounded in the churches when I left at ten o'clock ; the guards were doubled at the gates , and mounted patrols making the rounds in every quarter . '' `` What was this for ? '' asked Norwood . `` A mere false alarm , -- nothing more .