Clark: September 10, 1804

10th September Monday a Cloudy morning Set out early under a Gentle Breeze
from the S E. passed two Small Islands one on the L. S. & the other on
the S. S. both in the first Course at 101/2 miles passed the lower pt. of
Ceder Island Situated in a bend to the L. S. this Island is about 2 miles
long Covered with red Ceder, the river is verry Shallow opsd. this Islandbelow
the Island on the top of a ridge we found a back bone with the most of the
entire laying Connected for 45 feet those bones are petrified, Some teeth
& ribs also Connected. at 3 mes. above ceder I passed a large Island
on the S. S. to this Island Several Elk Swam above this Island on the
Midle is Situated 2 Islands small one above the other, those Islands are
Called mud Islands and camped on the upper Island of them 3 Buffalow 1 Elk
&c. Killed to day, river falling a large Salt Spring of remarkable
Salt water much frequented by Buffalow, Some Smaller Springs on the Side
of the hill above less Salt, the water excesiv Salt, and is 11/2 miles
from the river on the S. W. or L. S. opposit Ceder Island-

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10th September Monday 1804. a Cloudy dark morning Set out early, a Gentle
breeze from the S. E, passed two Small Islands on the L. S. and one on the
S. S. all in the first Course at 101/2 miles passed the lower point of an
(2) Island Covered with red Ceeder Situated in a bend on the L. S. this
Island is about 2 Moles in length (1) below this on a hill on the L. S. we
found the back bone of a fish, 45 feet long tapering to the tale, &c.
those joints were Seperated and all petrefied, opposit this Island 11/2
miles from the river on the L. S. is a large Salt Spring of remarkable
Salt water. one other high up the hill 1/2 me. not So Salt.

we proceeded on under a Stiff Breeze. three miles above Ceder Island
passed a large Island on the S. S, no water on that Side (3) Several elk
Swam to this Island passed a Small Island near the Center of the river, of
a mile in length, and Camped on one aboav Seperated from the other by a
narrow Chanel, Those Islands are Called Mud Islandsthe hunters
killed 3 fuffalow & one Elk to day. The river is falling a little,
Great number of Buffalow & Elk on the hill Sides feeding deer Scerce

we came too at the mouth of a Creek on the L. S. at Dark in a heavy Shower
of rain, it Continued to rain the greater part of the night, with a hard
wind from the N W Cold