camp 5,540 feet, 
Vrain’s fort 56 miles. 
ing country e the 
Black hills, Parcs wtih mm aie as 
mountains around ae 
By the great gq ayo 
among them, it had } dotably pln low’ ily 
re the previous ms while it had rained 
= 
oon on a small bran ch; 
range of duttes, or high hills covered with 
at which forms the dividing ridge be- 
ween the waters we had left ind those of 
pee river 
Late in the ev ening we encamped at 
spring of cold water, near the summit of ‘hie 
ridg increased our elevation to 
“merging from the mountains, we a 
ed a region ot bright, fair weather. 
‘gers ora was bral 
i with the different character of 
on opposite sides of the Rocky 
he vast prairie plain on 
the ocean; the rain and 
re | region, w 
-{the La 
se 
visible 
] 
| fo: 
ramie 
principal stream, the flora 
| magnificent we 
wound our way, 5 a singular and 
massive wall Of dark col = nite. The 
rmation of th sac core isa red feldspathic 
granite, oveslyiany a _ decomposin ng mass of 
the same rock, — — ee. of all this 
which e grav- 
elly, and ade a re ofa somes floral fer- 
tility 
> we emerged on a small tributary of 
river, coming in sight of its ~ 
ra became perfectly 
lated 
meridian observation of the sun —— 
us in a st 04’ 06". In the 
amped on the’ Laramie riv os which 
is hes very thinly timbered with scattered 
groups of teagact at considerable inter- 
ajvals. From our camp, we are to dis- 
a gre the gorges, in Ati are the sources 
of 
y color. ning 
5 temperature nee sunset 64°. The 
sy. 8 = was 30 miles 
August 1.—The morning was calm and 
67 
) 
ua / 
