84 



DAVENPORT ACADEMY OF NATURAL SCIENCES. 



Jefferson County. 



Negus '°3 describes an iron cross, which at an early date was 

 planted on a sandstone bluff overlooking the Cedar River; near 

 by is a series of mounds 25 to 50 feet in diameter, and 3 to 5 

 feet high. 



Johnson County. 



Webster ^^9 reports that there are at least one hundred mounds 

 known along the Iowa River in this county. There are two 

 classes : (a) The more common ; circular, with round or flattened 

 top; from 12 to 24 feet in diameter, and from ij4 to 3 feet high. 

 (/') Long and narrow; sometimes forming an extension of 

 mounds of the first type; from 12 to 131- feet wide; from i}4 

 to 2 feet high. 



In detail he describes: 



Five miles north of Io7C'(7 City: Group of eighteen mounds in 

 a slightly curved line, upon summit of a high, narrow ridge be- 

 tween the Iowa River and Sanders Creek. 



1 VJ A 



No. I. (Southernmost.) Skeleton, adult, seated; small, an- 

 imal-shaped vessel of pottery. 



No. 2. Bones of a child. These and last badly preserved. 



Most of the series contain bone fragments, and many have a 

 layer of charcoal and ashes a few inches above the human re- 

 mains; also, small stones somewhat burned. 



No. II. An arrow-point, flint-chips, small boulders. 



