Note: This is Floyd's first mention of illness. The expedition had stopped about a mile east of modern Fort Calhoun, Nebraska, on top of a high bluff, to await the Oto Indians.
Tuesday July 31th 1804
we Lay By for to See the Indianes who we expect Hear to See the Captains. I am verry Sick and Has ben for Somtime but have Recoverd my helth again. the Indianes have not Come yet. this place is Called Council Bluff. 2 men went out
on the 30th of July and Lost ouer horses.