<P> In 1878 , Edison formed the Edison Electric Light Company in New York City with several financiers , including J.P. Morgan , Spencer Trask , and the members of the Vanderbilt family . Edison made the first public demonstration of his incandescent light bulb on December 31 , 1879 , in Menlo Park . It was during this time that he said : `` We will make electricity so cheap that only the rich will burn candles . '' </P>
<P> In 1878 , Edison formed the Edison Electric Light Company in New York City with several financiers , including J.P. Morgan , Spencer Trask , and the members of the Vanderbilt family . Edison made the first public demonstration of his incandescent light bulb on December 31 , 1879 , in Menlo Park . It was during this time that he said : `` We will make electricity so cheap that only the rich will burn candles . '' </P>
when did the first light bulb come out
when did the first light bulb come out
December 31 , 1879
December 31 , 1879