Smithsonian Report, 1916. — Harts. 



Plate 8. 



1. Dam No. 17, Black Warrior River, Ala., under Construction. This Dam 

 HAS a 63-Foot Lift, and is Being Built by Private Enterprise for the 

 Creation of Electric Power. Looking Toward the Abutment End from 

 the Lock Side. 



2. The Upper End of the Dalles-Celilo Canal, Columbia River, Greg. Side 

 Walls of Concrete Carry the Canal Trunk Around Celilo Falls. 



