IOWA ACADEMY OF SCIENCE 
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crowded with such evidences of the old roots as he calls for, yet 
an examination of the sections shows nothing of the kind. 
Explanation of Plate I. 
Figure 1. — Two loesses over Kansan drift, in the first cut on the Chicago 
Great Western railroad southwest of Carroll, Iowa. The lower loess is fos- 
siliferous. (From Plate XI, Bull. Lab. Nat. Hist., State Univ. of Iowa, 
Vol. V.) 
