The American Land of Inventors
Thomas Edison----- Thomas Alva Edison was an American inventor and businessman. He developed many devices that greatly influenced life around the world, including the phonograph, the motion picture camera, and a long-lasting, practical electric light bulb.
Alexander Graham Bell was an eminent scientist, inventor, engineer and innovator who is credited with inventing the first practical telephone.
John Peake Knight was a railway engineer and inventor, credited with inventing the first traffic light.