Butzer, Karl W. <br/><br/>
Recent history of an Ethiopian delta :  the Omo River and the level of Lake Rudolf / 
Karl W. Butzer ; cartography by John A. Kirchner. 
 - Chicago :  University of Chicago, Dept. of Geography,  c1971. 
 - xvi, 184 p :  ill., fold map ;  23 cm. 
 - University of Chicago geography research paper ;  no. 136 .
 -  no. 136. Research paper (University of Chicago. Department of Geography) ; .
<br/><br/> "Contribution no. 25 of the Omo Research Expedition (University of Chicago Group)".  Folding map inside back cover. 
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geography--Africa, East.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Omo River Delta (Ethiopia and Kenya).<br/>Rudolf, Lake (Kenya and Ethiopia).<br/>Africa, East--Climate.
<br/><br/><label>Dewey Class. No.: </label>910   / BUR 1971