Text: "Forgotten Genius - The life and work of Nikola Tesla." Chapter 2 and "Tuned circuits, reference to Tesla's work." Chapter 3. In Tuning in to nature. Other references to Tesla include - Chapter 5, p. 79, 95 - Chapter 9, p. 141-142, 204. Old Greenwich, Connecticut: The Devin-Adair Co., Inc., 1975. p. 21-42, 45-56.

See Also: Nikola Tesla, history.

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