Clark, September 2, 1804
2nd of Sept. Sunday 1804- Set out early & proceeded on passed the Island & Came too above below a yellow Bluff on the S S. the Wind being hard from the N W. verry Cold Some rain all day much Thunder & lightning G Drewyer R. Fields Howard & Newmon Killed four fat Elk on the Isld. we had them Jurked &the Skins Stretched to Cover the Perogues water riseing, I observe Bear grass & Rhue in the Sides of the hills at Sunset the wind luled and cleared up cool- Aired the meet all in high Spirits- Shannon & the man Sent after him has not yet joind us
2 Sepr. description of a antient fortification
(1) From the river on the top of the antient fortification at this the 12 foot high 75 feet Base first Corse is from the river is S 76° W 96 yards. S 84° W. 53 yds. at this angle a kind of ravilene covering a Saleport, bearing East widing N 69 W 300 yds. passed a gate way at 280 yds. the bank lower & forming a right angle of 30 yards- two wings or mounds running from a high nold to the West of the way one 30 yards back of the other Covering the gate (at this place the mound is 15 feet 8 Inches higher than the plain forming a Glassee outwards & 105 feet base N. 32 W. 56 yards N. 20 W. 73 yards this part of the work is about 12 feet high, leavel & about 16 feet wide on the top) at the experation of this course a low irregular work in a Direction to the river, out Side of which is several ovel mounds of about 16 feet high and at the iner part of the Gouge a Deep whole across the Gauge N.
32 W 96 yds. to the Commencment of a wall of about 8 feet high N.81° W. 533 yards to a Deep pond 73 yds in Deamuter, and 200 yards further to a Saleport, where there is evident marks of its being Covered, the Same Course Contined 1030 yards to the river bottom.
One half of the first part of the Fortification is washed into the river, a Second line, has run from the Northrn extremity parrelel with the river (as it appears to have run at that time) N. 56 W. this of different hith from 4 to to 10 feet- The high land is about 3 me. from this fortress, and rise to Small mountains Say from 3 to 400 feet the high land on the opposit or North Side of the Missourie is 110 feet forming a yellow Clay bluff to the water and is leavel back as fur as can be Seen. I am informed by the inteperter & french, that they have Seen, numbers of those fortifications in different parts of this Cty. pirtcularly on the Platt Kansies and the North of this place on the river Jacque.
two Small fortifications is on the Arc Creek on the upper side 1st 1/4 of a mile up & the 2d 1/4 higher, nearly Square each angle 100 yards