ls to raise immense herds of cattle. Thus was formed what might be called a rancher's frontier, thrust out in advance of the ordinary farming settlements and serving as the first serious barrier against the Indian invasion. The westward movement of population is in this respect a direct advance from the coast. Years before the influx into the Old Southwest of the tides of settlement from the northeast, the more adventurous struck straight westward in the wake of the fur-trader, and here and there erected the cattle-ranges beyond the farming frontier of the piedmont region. The wild horses and cattle which roamed at will through the upland barrens and pea-vine pastures were herded in and driven for sale to the city markets of the East.
The farming frontier of the piedmont plateau constituted the real backbone of western settlement. The pioneering farmers, with the adventurous instincts of the hunter and the explorer, plunged deeper and ever deeper into the wilderness, lured on by the prospect of free and st