Page:Historic highways of America (Volume 5).djvu/19

 CHAPTER I

HEN, in the middle of the eighteenth century, intelligent white men were beginning to cross the Allegheny Mountains and enter the Ohio basin, one of the most practicable routes was found to be an old trading path which ran almost directly west from Philadelphia to the present site of Pittsburg. According to the Indians it was the easiest route from the Atlantic slope through the dense laurel wildernesses to the Ohio. The course of this path is best described by the route of the old state road of Pennsylvania to Pittsburg built in the first half-decade succeeding the Revolutionary War. This road passed through Shippensburg, Carlisle, Bedford, Ligonier, and Greensburg; the Old Trading Path passed, in general, through the