Man walking across giant coffer dams (50 ft. in diameter) holding back the Columbia River for excavation of the riverbank & pouring of concrete during construction of the Grand Coulee Dam.
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Details
Date: 1937
Location: Grand Coulee, WA, US
Physical Dimensions: B/W PRINT
Subject Keywords:States, Grand Coulee, Building Construction, Dams, Washington, Us, 1930s