Webum > Society > History > By Topic > Science > Engineering and Technology > Biography Bridge Builders@ Computer Pioneers@ Armstrong, Edwin H Babbage, Charles@ Baird, John Logie@ Bell, Alexander, Graham Berliner, Emile Bessemer, Henry Brunel, Isambard Kingdom@ Colt, Samuel@ Crompton, Samuel@ Edison, Thomas Alva Franklin, Benjamin@ Goodyear, Charles@ Guillotin, Joseph Ignace@ Hackworth, Timothy Holland, John Kay, John@ Lake, Simon Marconi, Guglielmo Meucci, Antonio Santi Giuseppe Morse, Samuel Finley Breese Murdoch, William Phelps, George@ Pope, Frank Telford, Thomas Tesla, Nikola@ Trevithick, Richard Watt, James Westinghouse, George Whitney, Eli@ Whitworth, Sir Joseph Wright Brothers@ See also Arts > Literature > Biography Kids and Teens > People and Society > Biography > Inventors Society > History > By Topic > Science > People Society > History > Historical Personages Denk, Robert The inventor of the tubeless radio used an unknown solid-state effect, which was never rediscovered Martin, Horace G. Created a semi-automatic key to help prevent the the development of telegrapher paralysis, created by the daily abuse of manipulating a manual machine key. Page includes history of the man and the spread of this invention across the United States. Nobel, Alfred - Man Behind the Prizes Information from the official Nobel Prize site. Pioneers of The Machine Tool Industry Features backgrounds of entrepreneurs from the ancient Egyptians, Leonardo da Vinci to modern personalities, such as Alfred Herbert and Axel Wickman. structurae: Gustave Eiffel Images, biography, works, references and links. Help build the biggest human edited directory on the internet Add your website - Open Directory Project - Become an editor