The Solution to Tesla's Secrets and the Soviet Tesla Weapons - Reference Articles for Solutions to Tesla's Secrets by John T. Ratzlaff and T. E. Bearden
Nikola Tesla - From Colorado to Long Island: Research Notes - Colorado Springs 1899-1900 - New York 1900-1901 by Nikola Tesla
Executioner's Current: Thomas Edison, George Westinghouse, and the Invention of the Electric Chair by Richard Moran
