Plate V 







^*k 



t^^^-afaif. 



9tjL , ^ • " " 



3.vr- " f^ t 



i HE Plains Kkgiun. — Upper figure, a view in Box Butte county show- 

 ing the open plains. Lower figure, a pond made by damming theAIinne- 

 chaduza near \'alentine. Shows a river-valley in the plains region with a 

 growth of deciduous trees and shrubbery next the river, the barren slopes 

 covered with a straggling growth of pine, and the flat open plains stretch- 

 ing awav bcvond. 



