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田納西河谷管理局(Tennessee Valley Authority)

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A dam being built, thanks to the Tennessee Valley Authority, in 1942

由田納西河谷管理局(Tennessee Valley Authority)負責推動的水壩興建工程,1942年

出處: Palmer, Alfred T., photographer. "Early stages of construction work at the TVA's Douglas Dam, Tenn." June 1942. America from the Great Depression to World War II: Color Photographs from the FSA-OWI, 1939-1945, Library of Congress.