The big man with the iron grey hair stared morosely out the quartz window and across the roofs of Greater New York. Far down the canyon streets a few motor cars still ran and over the swinging aerial bridges scattered pedestrians carefully wended their way. Their grotesque figures with the heavy metal helmets that reminded the watching man of the half-mythical sea monsters of the past or divers that used to explore wrecks were far different from the jostling crowds that had crowded the ways only