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On this day in Lewis & Clark history...

Below present Yankton, South Dakota, a prairie fire is set to invite the Sioux to council. Two Indian boys arrive, and a party is sent to find their Chiefs. Drouillard is unable to find Shannon who has not returned from hunting.

From the journals...

passed a Chalk Bluff on S. S. in the Same Bluff their is a vane of Black Sulpheras clay which has the appearance of Slate or Stone coal & Some kinds of mineral Substance

John Ordway

Missouri River near Niobrara

Historic painting of the Missouri Rive

Painting by Karl Bodmer circa 1833.