PLATE 48 



GEOLOGICAL AND NATURAL HISTORY 

 SURVEY OF MINNESOTA 



DOUGLAS AND POPE 

 COUNTIES. 



BY WARREN UPHAM 



OTTER TAIL 



Explanation 



Modified |Jjj jtj Flat or undulating fl I Undulating or rolling 



W%A XoTtiny or kame-- Ukt ^H3 Mart prominently rolling. 



ll 1 Riollf' ami hilly. Terminal Mora. 



Contour Lines are drawn, approximate}* for each 30 feet above ike sea. . 



COUNTY 



KANDIYOHt CO. 



.Julius Bien fcfo hth 



