The increase of vehicles of all descriptions, but more especially omnibuses, which are perpetually rushing along the main thoroughfares, has operated largely in shutting out the crossing-sweepers from what was at one period the principal theatre of their industry. Independent, too, of the unbroken stream of carriages which renders sweeping during the day impossible, and the collection of small coin from the crowd who dart impatiently across the road when a practicable breach presents itself, equally so, it is found that too dense a population is less favourable to the brotherhood of the broom than one ever so sparse and thin. Had the negro of Waithman's obelisk survived the advent of Shillibeer, he would have had to shift his quarters, or to have drawn upon his three-and-a-half per cents. to maintain his position. The sweepers who work on the great lines of traffic from Oxford Street west to Aldgate, are consequently not nearly so numerous as they once were, though the members of the profession have probably doubled their numbers within the last twenty years. They exercise considerable judgment in the choice of their locations, making frequent experiments in different spots, feeling the pulse of the neighbourhood, as it were, ere they finally settle down to establish a permanent connection. We shall come to a better understanding of the true condition of these muddy nomads by considering them in various classes, as they actually exist, and each of which may be identified without much trouble. The first in the rank is he who is bred to the business, who has followed it from his earliest infancy, and never dreamed of pursuing any other calling. We must designate him as