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The navy fighter with a propeller in the middle - Martin Model 262

The Martin Model 262 was one of the strangest answers to a serious Cold War problem: how to defend vulnerable convoy ships ...
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Hydrex Conducts Underwater Repair of Bent Container Ship Propeller

Hydrex diver positioning the blade cutting tool over the propeller blade. © Hydrex Severely bent propeller blade of container ship in Congo. © Hydrex In December ...