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Transformer manufacture. Oval wrapped copper coils which go into power transformers; demand for these transformers has increased in direct ratio to America's increased production of war materials. Transformers are used in almost every phase of the armament program. Westinghouse, Sharon, Pennsylvania. Sourced from the Library of Congress.
Transformer manufacture. Oval wrapped copper coils which go into power transformers; demand for these transformers has increased in direct ratio to America's increased production of war materials. Transformers are used in almost every phase of the armament program. Westinghouse, Sharon, Pennsylvania. Sourced from the Library of Congress.
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