276 W. ad. McGee—Artificial Mounds of Northeastern Iowa. 
system remote from the junction of the rivers, the distances 
eres the mounds and the lengths of the embankments, 
e as follow 
Mounds. Spaces. Mounds. 
OOnicah. =o A Se 50 yds. | Embankment, 85 yards, .----- 
a 95 a “a 40 em ype ey 
tt 25 “ | Conical, 
a 95 “ “a 
a 95 “ “ 
a“ 95 “ “ 
“a 95 ty “ 
- break 
Embankment, 37 yards, -..--- break. | Embankment, 44 yards,_-_---- 
Conical, 75 yds. Bt ete Agee ne 
12 “ “ 35 S8 ssa. eis 
of Ba | u“ “ "5 be eat eee 
Re Me a ea ee Coa 25 “ce a“ 100 elias tee Te! 
30 “ “ 50 “ sakes eed 
Composite (four conical mounds H AQ ef 5 ee cen 
connected), 35 yards,_____- 20 « “ ME gene nee 
nical, 15 yds. ue 2 ere ee 
oi ee Cet Cees ae es ' $20 ees 
Composite — Lames mo Conical 
conn eon 35 a yoke 
Embankment! ma ooo es . . tf 
a ay Dipti Wee 20 oc “ 
Conical, 20 « « 
a 90 “ a“ 
“ce 20 ts a 
oe : 20 a“ ‘73 
Embankment, 100 yards, ..--- break. - 
Conical 25 yds. ss 
ae 15 od “ 
Embankment, 44 yards, -___- break. x 
Conical, 40 yds. Ws 
“a 33 “cc a“ 
“ 20 “ ‘ 
ee 40 “ | Embankment, 35 yards, ------ 
" ipa © eae 
ee eee eo ire oe, OE 28 “ ‘ 
a“ ws. “a 
ve 18 “ | Embankment, 40 yards, - ----- 
ae is * ts 40 Lod ee 
“ me 18 «* tc 37 coe wale 
“ 20 =* cc 33 enero S 
“ 90 * be BO es 
. Shape eee a a break. | Coni 
+0 40 yds. ' Embankment, 44 yards, - ----- 
A group extending along a spur :-— 
Mounds. Spaces. M 
23 yds. | Conical 
bes é Sea ee We 
* oes a “ 
a“ 17 %é “ 
“ Tt a “ 
“ 17 cc ot 
Spaces. 
