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Four years had gone by, and many convicts had come. Respectable settlers were beginning to arrive. These two classes of colonists had to be protected, in case of trouble among themselves or with the natives. It is proper to mention the natives, though they could hardly count they were so scarce. At a time when they had not as yet begun to be much disturbed—not as yet being in the way—it was estimated that in New South Wales there was but one native to 45,000 acres of territory.