This was the 1st full-length biography written on the genius inventor, Nikola Tesla. O'Neill won the Pulitzer Prize in 1937--he was a personal friend of Tesla, who once said the author understood him better than any man alive. Much of the information in this book was personal and important, but might otherwise not have been known had O'Neill not documented it.

214 figures; 668 pages; and 107 articles (such as Famous Scientific Illusions, The Wonder World to Be Created by Electricity, A Speech Delivered Before the American Institute of Electrical Engineers), letters to editors (commenting on Marconi, Edison, and many issues of the day), and lectures.

a collection of Interviews conducted with Tesla by his legal counsel in 1916. The Marconi Wireless Telegraph Co. sought to trample all competition by patenting every device used in radio communication. Tesla was interviewed to document his prior work and accomplishments. Although the interview took place over seven days, the editor has assembled the transcript into a contiguous document