Note 59 — Chapter XXX · RETURN FROM FORT CLARKE TO THE CANTONMENT OF LEAVENWORTH, FROM APRIL 18TH TO MAY 18TH

Grand River, the Weterhoo of Lewis and Clark (Original Journals, i, p. 183; vi, p. 49), rises near the sources of the Little Missouri in northwestern South Dakota, and flows east into the Missouri in Boreman County. It is a prairie stream paralleling Cannonball and Cheyenne rivers, and largely destitute of timber.—Ed.