midnight
Another , unwilling to conform to public opinion , did likewise . And he , too , went into the great unknown . The list of Brellier 's victims -- supposed , of course , to be burnt up by the Frozen Flames -- grew fairly lengthy in the four years that he has been using them as a screen for his underhanded work . A guard -- and I 've seen one of the men myself during a little midnight encounter that I had with him -- went wandering over that part of the district armed with a revolver . The first sight of a stranger caused him to use his weapon . Meanwhile , behind the screen of the lights the bank robbers were bringing in their gold by motor and hiding the sacks down in a network of underground passageways that I also discovered -- and traversed . They ran , by devious ways , both to a field in Saltfleet conveniently near the factory , and by another route up to the back kitchen of Merriton Towers .