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On this day in Lewis & Clark history...

Today is the first day Lewis and Clark travel together as an Expedition. They embark down the Ohio River in the keelboat, leaving Clark's home near Louisville, Kentucky.

From the journals...

Silver creek empties in on the right side,
Clarkesville. A small village just above the mouth Silver creek.

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.