Clark: July 17, 1805

July 17th Wednesday 1805 Set out early this morning and Crossed the rapid
at the Island Cald pine rapid with Some dificuelty, at this rapid I came
up with Capt Lewis & party took a Medn. altitude & we took Some
Luner Observations &c. and proceeded on, the emence high Precipies
oblige all the party to pass & repass the river from one point to
another the river confined in maney places in a verry narrow Chanel from
70 to 120 yards wide bottoms narrow without timber and maney places the
mountain approach on both Sides, we observe great deel of Scattering pine
on the mountains, Some aspin, Spruce & fur trees took a meridian altd.
which gave for Lattitude 46° 42′ 14″ 7/10 N we proceeded on verry well
about 8 miles & Camped on the Stard Side The river crooked bottoms
narrow, Clifts high and Steep, I assended a Spur of the Mountain which I
found to be highe & dificuelt of axcess, Containig Pitch Pine &
Covered with grass Scercely any game to be Seen The yellow Current now
ripe also the fussey red Choke Cheries getting ripe Purple Current are
also ripe. Saw Several Ibex or mountain rams to day