Description: ALS William Clark, St. Louis, to Meriwether Lewis Clark. Mentions trouble and war between the Delaware, Kickapoo, and Osage Indians. He also remakes upon plans to hold a treaty with the Chickasaw Nation and the Choctaw tribe which will keep his away for about two months.

Description: ALS William Clark, St. Louis, to Meriwether Lewis Clark. Notifies his son that the Indians have relinquished their claim on c certain lands "to make room for other tribes". He also remarks on how much Meriwether is missed by the family: "The anxieties of the family about you is greater than I could have supposed any large family could have shown in the separation of one of it's members".

Description: ALS William Clark, St. Louis, to Meriwether Lewis Clark. Mentions two women taken prisoner by the Sacs and returned by the Winnebago. Two other prisoners seem to have been killed. "60 kickapoo's of Oswago River have just arrived". William Preston Clark is also noted to have expressed interest in "going to the army".

Description: ADfS William Clark, Louisville, to Meriwether Lewis. Discusses low water in rivers, warns of difficulties in travel. Describes some of the men hired for the expedition; tells of waiting for [John] Conner to arrive from Illinois. Pleased to hear of cession of Louisiana to the United States. Verso: ADf [William Clark], near Louisville, to Meriwether Lewis, September 11, 1803. Has sent an express to the Delaware [Indian] towns on the White River; does not think that the failure to get Conner to accompany them is important; he is still getting applications from young men to join the expedition.

Description: ALS Meriwether Lewis, camp at River Dubois, to William Clark. Delayed by arrival of Kickapoo chief. Pleased with Chouteau{u2019}s proposition regarding the Osages, and wishes him to accompany chiefs to Washington.