Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. The Wright brothers designed and constructed the world's first practical fixed-pitch propeller and developed the ...
This propeller was designed by the U.S. National Advisory Committee for Aeronautics (i.e. NASA’s predecessor) to reduce noise in light airplanes. The investigation was undertaken as an aid to the ...
Artist's impression of Royal Canadian Navy River (Modified Type 26)-class destroyer. (Royal Canadian Navy) Kongsberg Maritime has signed contracts with Irving Shipbuilding Inc to supply fixed-built ...
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