ILLTTSTRA.TIONS 



FIGURE Page 



!• Colimbia River System • 1 



2. Desohutea and John Day River Systems 3 



3* Typical smooth-water section of Desohutes River 



above Bend, Oregon. •••.••••••••••• 8 



4. Typical canyon section of Crooked River near 

 Terrebonne, Oregon. .•••...•••■••.•13 



5. Diversion dam on the Crooked W-ver, approximately 



33 miles above the mouth* ••••••••.•.•14 



6. I]taiatilla and Walla Walla River System 23 



