On this day in Lewis & Clark history...
Lewis reaches Wheeling, in present West Virginia, a common port of departure for boats heading down the Ohio River. He receives the cargo that had come by wagon over the Braddock Road, and finds it is in good order.
From the journals...
September the 7th
reached Wheeling 16 miles distant at 5 in the evening
this town is remarkable for being the point of embarkation for merchants and Emegrants who are about to descend the river, particularly if they are late in getting on and the water gets low as it most commonly is from the begining of July to the last of September; the water from hence being much deeper and the navigation better than it is from Pittsburgh or any point above it—
Picture from The Navigator: Or, the Trader's Useful Guide in Navigating the Monongehela, Allegheny, Ohio and Mississippi Rivers by Zadok Cramer, Fifth Edition, published in 1806. Lewis used an earlier edition to help him navigate and describe the journey down the Ohio River.