They Changed the World: Bell, Edison and Tesla (Campfire Graphic Novels) by Lewis Helfand, Naresh Kumar

Three lives, one epic story. Find out how Alexander Graham Bell, Thomas Edison and Nicola Tesla changed the world we live in forever! Three men, three great minds and three completely different approaches to science. Find out how these men tamed the forces of science in order to share its power with the world. As their paths cross, a rivalry grows. The men who revolutionized the fields of light, sound and vision compete with each other to become the leading genius of the age.