Mouse River, South Dakota, United States (Google Maps ⧉, OpenStreetMap ⧉)

Referenced In

"Two miles and a quarter farther, comes in on the same side Miry creek, a small stream about ten yards wide, which, rising in some lakes near the Mouse river, passes through beautiful level fertile plains without timber"

"…he observed a number of drains, which descending from the hills pursue a northeast course, and probably empty into the Mouse river, a branch of the Assiniboins, which from Indian accounts approaches very near to the Missouri at this place."