There he will build canoes, go down that river with seven of his party, and wait at its mouth till the rest of the party join him.

Sergeant Pryor, with two others, will then take the horses by land to the Mandans.

From that nation he will go to the British posts on the Assiniboin with a letter to Mr.Alexander Henry, to procure his endeavors to prevail on some of the Sioux chiefs to accompany him to the city of Washington.

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