A continuation of notes taken assending the Missourie in 1804-by W. Clark Satturday the 22nd of September 1804- A Thick fog this morning detained us untill 7 oClock, The plains on both Sides of the River is butifull and assends gradually from the river; noumerous herds of Buffalow to be Seen in every derections, (1) Took the altitude of the Sun & found the Lattitude to be 44° 11' 33" N- (2) passed a Small Island on the L. S. and one on the S. S. imediately above, & about 3 m. long, on the L. S. opposit this Island a Creek of about 15 yds wide mouthes, Called the Creek of the 3 Sisters (3) passed Cedar Island 11/2 M. long & 1 M. wide Situated a little above the last and nearest the S. S.near the upper part of this Island on its S. Side a Tradeing fort is Situated built of Cedar-by a Mr. Louiselle of St Louis, for the purpose of Tradeing with the Teton Bands of Soues (or "Sieux") about this Fort I saw numbers of Indians Temporary Lodges, & horse Stables, all of them round and to a point at top, I observed also numbers of Cotton Trees fallen for the purpose of feeding their horses on the Bark of the limbs of those trees which is Said to be excellent food for the horses—we came too on the S. S. below a Small Island called Goat island, passed a no. of large round Stones, Som distance in the river as also in the Sides of the hills,—I walked on the Shore this evening and Killed a verry large Deer—our hunters Killed 2 Deer & a Beaver, they Complain of the Mineral quallities of the high land distroying their mockersons-.