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On this day in Lewis & Clark history...

Lewis plans to meet the keelboat at Big Bone Lick near this date. Together, they will continue down the Ohio River to meet Clark in Louisville.

From the journals...

A small willow island, channel left shore

Zadok Cramer
Snippet from a book used by Meriwether Lewis to help navigate the Ohio River

Quotation and 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.