six
o'clock
Some belated gulls were still flying about . Across the river the great manufactory was sending off a spiral of black smoke from one of its tall chimneys . Lamps were beginning to twinkle in its hundred-windowed wall . A great siren cry broke from its whistle as six o'clock tolled from a neighboring clock tower . It was still late February and cold . `` Oh , I was thinking of the beauty of this scene , '' he said wearily . Angela did not believe it .