Keywords: SavageBlackCanyon.jpg Looking downstream from Black Canyon Hoover Dam damsite on NV side Group A J Wiley and Louis C Hill Consulting Engineers; J L Savage Chief Designing Engineer; L N McCellan Electrical Engineer; B W Steele Designing Engineer; and Walker R Young Construction Engineer http //www usbr gov/lc/region/img/photolab/non/No/ASH/WASH-No-314 jpg c 1930s<br> of upload Bureau of Reclamation PD-USGov Original upload log en wikipedia NortyNort CommonsHelper page en wikipedia Savageblackcanyon jpg 2010-06-24 14 34 NortyNort 1600×1280× 367181 bytes <nowiki> Looking downstream from Black Canyon Hoover Dam damsite on NV side Group A J Wiley and Louis C Hill Consulting Engineers; J L Savage Chief Designing Engineer; L N McCellan Electrical Engineer; B W Steele </nowiki> People associated with the construction of Hoover Dam John L Savage |