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that they be taken from the surplus labor army. The surplus labor army is the reserve fund of social energy, and this is one of the reasons for its existence.
Under the second head, periodical demands, come the harvests. Throughout the year, huge labor tides sweep back and forth across the United States. That which is sown and tended by few men, comes to sudden ripeness and must be gathered by many men; and it is inevitable that these many men form floating populations. In the late spring the berries must be picked, in the summer the grain garnered, in the fall, the hops gathered, in the winter the ice harvested. In California a man may pick berries in Siskiyou, peaches in Santa
