Edison's Electric Light: The Art of Invention

In September 1878, Thomas Alva Edison brashly—and prematurely—proclaimed his breakthrough invention of a workable electric light. That announcement was followed by many months of intense experimentation that led to the successful completion of his Pearl Street station four years later. Edison was not alone—nor was he first—in developing an incandescent light bulb, but his was the most successful of all competing inventions. Drawing from the documents in the Edison archives, Robert Friedel a...