BULLETIN 7 
S. GEOLOGICAL SURVEY 
U. 
ATE XXV 
I 
SILVER CASCADE, 
i 
When this photograph was taken but litt 
ason, when the 
sheets of lacy band 
gran 
wing over the 
por sp r 
is 
sof te 
rOc&S 
pes ( 
by L. 
McClure 
, Denver; 
se 
slides down the rocky slopes ins 
tops show clearly ls readily the sin massive 
furnished by the Cc alae ree a Short Line. 
but earlier 
eS an 
e water was flo 
tp on the mount - is melting the w foi? le peak from ledge to ledge anc 
round po 
Lex Photogr aph 
in 
the 
1 
d mountain 
