Public domain
A large electric phosphate smelting furnace used to make elemental phosphorus in a TVA chemical plant in the vicinity of Muscle Shoals, Ala.
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Subjects
Credit lineA large electric phosphate smelting furnace used to make elemental phosphorus in a TVA chemical plant in the vicinity of Muscle Shoals, Ala.. 1939. Palmer, Alfred T.. FSA/OWI Color Photographs, Library of Congress. Public domain.