of the Rocky Mountains. 235 
overlooking wastes of snow and crystal lakes girdled with mid- 
summer ice, I naturally associated some of the more prominent 
mountain peaks with distant and valued friends. To two twin 
every other direction rise elevated peaks and snow-girt ridges, 
-uming in deeply sheltered valleys. An obscure parallelism 
* 
mi 
e€ 
: that the most compre- 
hensive Views are obtained, and the general top stim ie Mp 
Tange can be best studied. ; h 
om may be noticed also that the ome were exe el Crelined 
owy Ran ith where the dividing riage 181 
y ftange, are met with w ch situations the streams 
ectively have their sources 
usually only a short 
flow; In 
in Wing thence north and south, resp 
‘the most depressed portions of the range, 
7 Ce apart. 
fe pete a position, near the head wate 
an R. nd the depression known as Berthoud. 
Engineer of that name, while engaged 1 
d’s Pass, discovered by 
” 
