18 N. H. Winchell on the Glacial features of Green Bay. 
we find that in a line directly north from the head of Little Bay — 
de Noe occurs the only break in the otherwise continuous rock 
barrier. Dr. D. Hemedtnis in his report to the Michigan Legis- 
lature in 1840, says that “an elevated range of hills,” or in @ 
another place, “an elevated and very regular chain of hills 
stretches from Point Iroquois to the Pictured Rocks,” from 
which place they “pass away from the shore southwesterly,” 
and Dr. Houghton adds that “the western prolongation of 
this rock has not been determined.” From the mouth of the 
Chocolate river, six or eight miles east of Marqtctté, to a point 
one-and-a-half ‘miles east of the mouth of Train river, the 
ore is low and occupied with drift, deposits, the usual roc 
barrier of sandstone is interrupted and entirely wanting. Both © 
he east and to the west from this interval the shore of the 
Oo 
cause the Falls of the aan, sce ane in Diner: and — 
oO Nenin in sek cliffs at or near Iroq 
m the mouth of Chocolate river of the falls of the 
upper mileabuiiaas occurs, in general, the strike of the Huronian, — 
from the latter place to the head of Keweenaw bay, a right 
line would pass some of the highest primary knobs an through 
the head waters of some of the principal rivers of the Upper : : 
Peninsula of Michigan. This rough and elevated character — 
continues westward to the Montreal river, near the western ~ 
_Desor says of te «The latter are distinesdy. seen ernie 
the others, and are therefore more recent. Some of them are 
besides distinctly curved, as if the body which produced them _ 
had been deflected in ascending the ene; a pn gin not yet 
observed elsewhere.” On an island east of Dead river (neat ~ 
Marquette) there are also two systems of furrows, ome ei ing = 
N. and S. and one N. 20° E., the latter being the more distinct 
