In 1919 , many years after receiving his patent , Dr. Tesla wrote an article for The Electrical Experimenter entitled `` Famous Scientific Illusions '' , in which he explains the logic of Franklin 's pointed lightning rod and discloses his improved method and apparatus .
Many years after receiving his patent , in 1919 Dr. Tesla wrote an article for The Electrical Experimenter entitled `` Famous Scientific Illusions '' , in which he explains the logic of Franklin 's pointed lightning rod and discloses his improved method and apparatus .