简介：By the time he died in 1931, Thomas Alva Edison was one of the most famous men in the worl...
简介
By the time he died in 1931, Thomas Alva Edison was one of the most famous men in the world. The holder of more patents than any other inventor in history, Edison had achieved glory as the genius behind such revolutionary inventions as sound recording, motion pictures, and electric light. Born on the threshold of America's burgeoning industrial empire, Edison's curiosity led hi...
