Genius is 'one percent inspiration and ninety-nine percent perspiration.' So said Mr. Edison, the genius who invented the electric light, the phonograph, and motion pictures. America's greatest inventor's contribution to modern technology are all colorfully explained.

177 pgs

About the Author:
Margaret Cousins was a much-loved children's author who wrote biographies of historical characters. Her writing style draws the reader's interest with anecdotal stories and fun details.