Production. New Tennessee Valley Authority synthetic ammonia plant. Er...
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Production. New Tennessee Valley Authority synthetic ammonia plant. A ...
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Tennessee Valley Authority production. Elemental phosphorus. A Negro w...
Picryl description: Public domain image of a worker, labor, factory, plant, manufacture, industrial facility, 1930s, mid-20th-century industrial photo, free to use, no copyright restrictions.
Production. New Tennessee Valley Authority synthetic ammonia plant. An...
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Production. New Tennessee Valley Authority synthetic ammonia plant. Ad...
Public domain photograph of Alabama in 1930s, free to use, no copyright restrictions image - Picryl description
Negroes speed war work for Tennessee Valley Authority. Alonzo Bankston...
Picryl description: Public domain photograph of a worker, construction, carpenter, 1930s, free to use, no copyright restrictions.
Production. New Tennessee Valley Authority synthetic ammonia plant. Fi...
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Large electric phosphate smelting furnace used in the making of elemen...
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A large electric phosphate smelting furnace used in the making of elem...
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Production. New Tennessee Valley Authority synthetic ammonia plant. Op...
Public domain photograph of Alabama in 1930s, free to use, no copyright restrictions image - Picryl description
Production. New Tennessee Valley Authority synthetic ammonia plant. A ...
Public domain photograph of Alabama in 1930s, free to use, no copyright restrictions image - Picryl description
Production. New Tennessee Valley Authority synthetic ammonia plant. A ...
Picryl description: Public domain image of an aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.
[Electric phosphate smelting furnace used in the making of elemental p...
Picryl description: Public domain image of a factory, plant, manufacture, assembly line, industrial facility, early 20th-century industrial architecture, free to use, no copyright restrictions.
Tennessee Valley Authority production. Chemical plants. Studies in the...
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Tennessee Valley Authority production. Elemental phosphorus. A Negro w...
Picryl description: Public domain image of a worker, labor, factory, plant, manufacture, industrial facility, 1930s, mid-20th-century industrial photo, free to use, no copyright restrictions.
Home for defense worker. One of the homes for defense workers which th...
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Tennessee Valley Authority production. Elemental phosphorus. A Negro w...
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Production. New Tennessee Valley Authority synthetic ammonia plant. Fi...
Public domain photograph of 1930s-1940s US industrial development, Second World War, US war production, indusry, no copyright restrictions image - Picryl description
These wheels help make the demountable house "demountable." Frame for ...
Public domain photograph of Alabama in 1930s, free to use, no copyright restrictions image - Picryl description
Tennessee Valley Authority production. Elemental phosphorus. A large e...
Public domain photograph of 1930s-1940s industrial development, no copyright restrictions image - Picryl description
Tennessee Valley Authority production. Chemical plants. Electrical tra...
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Tennessee Valley Authority production. Elemental phosphorus. A section...
Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description
Tennessee Valley Authority Houses For Defense Workers. To help allevia...
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Tennessee Valley Authority production. Elemental phosphorus. A stack i...
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Production. New Tennessee Valley Authority synthetic ammonia plant. An...
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Tennessee Valley Authority production. Elemental phosphorus. Section o...
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Modern kitchen in a Tennessee Valley Authority house. Kitchen equipmen...
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Production. New Tennessee Valley Authority synthetic ammonia plant. Ma...
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Production. New Tennessee Valley Authority synthetic ammonia plant. A ...
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Production. New Tennessee Valley Authority synthetic ammonia plant. Ap...
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Negroes speed war work for Tennessee Valley Authority. (left to right)...
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Tennessee Valley Authority production. Elemental phosphorus. A large e...
Picryl description: Public domain image of a factory, plant, manufacture, assembly line, industrial facility, early 20th-century industrial architecture, free to use, no copyright restrictions.
Production. New Tennessee Valley Authority synthetic ammonia plant. Ma...
Picryl description: Public domain image of an aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.
Tennessee Valley Authority production. Elemental phosphorus. A Negro w...
Public domain photograph of the United States military and military-industrial complex before World War Two, 1930s, free to use, no copyright restrictions image - Picryl description
Interior of one of the defense homes. Interior of one of the homes for...
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Production. New Tennessee Valley Authority synthetic ammonia plant. A ...
Public domain photograph of Alabama in 1930s, free to use, no copyright restrictions image - Picryl description
Production. New Tennessee Valley Authority synthetic ammonia plant. Pa...
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Modern equipment in a Tennessee Valley Authority demountable house. Mo...
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Tennessee Valley Authority production. Elemental phosphorus. A section...
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