x - Radio A better triode vacuum tube improves radio reception.
x - Radio, Aviation Radio message is sent to an airplane.
x - Germany The 35mm still camera, a Leica.
x - USA Goddard begins rocket experiments.
x - W. H. Carrier patents design of air conditioner
x - Military Technology Submarines begin to have a heavy impact on sea warfare.
     [1910s Home]     [1914e] [1914.h1]