Edison Signed Hardening her heart

Hardening her heart

Like the would-be creators of these Utopias

His invention of the first practical incandescent lamp 140 years ago so dazzled the world—already reeling from his invention of the phonograph and dozens of other revolutionary devices—that it cast a shadow over his later achievements

and under 1” wide

is truly what it seems

Edison Signed Hardening her heartFrom Pulitzer Prize winning author Edmund Morris comes a revelatory new biography of Thomas Alva Edison, the most prolific genius in American history. Although Thomas Alva Edison was the most famous American of his time, and remains an international name today, he is mostly remembered only for the gift of universal electric light. His invention of the first practical incandescent lamp 140 years ago so dazzled the worldalready reeling from his