September, 1806 (14h 15min, sep 1, 1806 y – 17h 57min, sep 21, 1806 y)
Description:
With the current of the Missouri behind them, they are able to cover over 70 miles per day. The expedition also begins meeting boats of American traders heading upriver.Added to timeline:
Date:
14h 15min, sep 1, 1806 y
17h 57min, sep 21, 1806 y
~ 20 days