Dam construction Source :NARA-NRG NaraID :115-CONSTPHO-85006-COLBASIN2-1234 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 :06/26/1936 State :N/A Country :USA

“A general view of the east forebay slope showing the crack which developed near the top of the slope. The bench to which sloping is completed is at elev. 970. Construction of a barge to be used for pumping operations is shown near the water's edge.“

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