The stories behind innovations such as TV, radio, phones, airplanes, motorcycles and power tools as well as the inventors including Nikola Tesla, William Harley, Alexander Graham Bell, Duncan Black and Alonzo Decker.
Self - Narrator
Self - Engineer
Arno Peterson
Self - Prof. of History
Self - Tv Host
George Hendee
Ray Dewalt
Tin Can Boy
Oscar Hedstrom