York: McGraw Pub. References External links "What Everyone Should Know About Radio History" (part II) by Prof. J. H. Morecroft, Radio Broadcast, August 1922, pages 294–302. "John Stone Stone : 1869 - 1943". Adventures in Cybersound. "John Stone Stone 1869 - 1943" IEEE History Center. IEEE, 2003. Columbia School of Engineering and Applied Science alumni American electronics engineers IEEE Medal of Honor recipients Johns Hopkins University alumni Radio pioneers 1869 births 1943 deaths Columbia Grammar & Preparatory School alumni