Dam construction / Bridges / Railroad tracks
Source :NARA-NRG
NaraID :115-CONSTPHO-85006-BOULDERCANYON2-1955
Photographer :N/A
Personal Name :N/A
Topical Name :N/A
Geographical Name :N/A
Institution Name :Bureau of Reclamation / Engineering and Research Center
Bureau of Reclamation. Engineering and Research Center.
Date :08/30/1933
State :NV
Country :USA
| 
)