iat SCIENCE AND: ARTS. 
= i 
“sncoxn : SERIES. 1, 
. 
cal Shs on the Chipnrn 
| Cerheie a part of Iowa, made in the ) *. 
er the direction of D. 1). Owen, M.D., 
it for Wisconsin and Iowa. 
iia os : » 
aided by Dr. J. G. itheeg as Assistant Geol- 
, and by the poe gentlemen who conducted the opera- 
of the-stib-corps: Dr. A. Litton, Dr. B. F. Shumard, Mr. 
-, Mr..John Evans and Mr. A. Randall. 
the present number to give a further brief re- 
setting forth the general and most important 
dose’ 
nof 1847, ina portion of aus lying 
t of the Opie Mississippi above Lake Pepin, and ex- 
* ‘ Lake Superior. "There was, however, also in-_ 
ion. of Iowa, oot north from the norte 
pet No. sae x 1 
