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ENGINEERING INVENTION, Frank J. Sprague and the U.S. Electrical Industry. ().
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ENGINEERING INVENTION, Frank J. Sprague and the U.S. Electrical Industry.
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ENGINEERING INVENTION, Frank J. Sprague and the U.S. Electrical Industry.
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Gaya Turabian
ENGINEERING INVENTION, Frank J. Sprague and the U.S. Electrical Industry.
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