On this day in Lewis & Clark history...
Near this date, the keelboat goes around a big bend in the Ohio River northwest of Cincinnati, Ohio. In Cincinnati, Lewis may be examining the fossils from Big Bone Lick that he describes in his letter of October 3, 1803.
From the journals...
Cincinnati, October 3rd 1803.
Dear Sir [President Jefferson],
The doct. presented me with two handsome specimens, the one a grinder of the Elaphant, the other, that of the Mammoth, the former weighs ten and ½ pounds...1
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.