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 with the first settlement of Kentucky, making clear the fact that the great road blazed by Boone through Cumberland Gap was the most important route in Kentucky's early history. The growth of the importance of the Ohio River as a thoroughfare and its final tremendous importance to Kentucky and the entire West has also been reviewed. But, despite this importance, the droughts of summer and the ice-torrents of winter made a landward route from Kentucky to Pennsylvania and the East an absolute necessity. Even when the river was navigable, the larger part of the craft which sailed it before 1820 were not capable of going up-stream. Heavy freight could be "poled" and "cordelled" up in the keel-boat and barge, but for all other return traffic, both freight and passenger, the land routes from Kentucky north and east were preferable. For many years the most available messenger and mail route from Cincinnati, Vincennes, and Louisville was over Boone's Wilderness Road through Cumberland Gap. But, as the eighteenth century neared its close, the large population of western Pennsylvania and north-