Please Google: In 1881 an African American named Lewis Howard Latimore along with Joseph Nichols patented a method for making carbon filaments which allowed light bulbs to last for hours. http://scottberkun.com African Americans are responsible for many of the world's inventions, but never recieve recognition for it. Please investigate your stories more thoroughly before making a TV documentary, namely, "America, The Story of Us. Ben Franklin was not the first did to harness and discover electricity . www.universetoday.com