 Seventeen aviators were assigned from the VOS squadron detachments aboard the battleships , and and the heavy cruisers , and .These naval aviators, commanded by the senior aviator from "Quincy", were trained by the United States Army Air Forces 67th Reconnaissance Group to fly Supermarine Spitfire Mk V fighter aircraft.VOS-7 is thought to be the only United States Navy Squadron flying Spitfires.