解説US Navy flight training device 2B13 for the Grumman S-2F anti-submarine aircraft.jpg
English: The US Navy's Multi-engine Instrument Training Device 2B13, was built to train S-2F pilots to fly the Grumman S-2F anti-submarine aircraft on instruments (under IFR conditions). The device pictured sits in the hangar of the Valiant Air Command's Warbird Museum in Titusville, Florida when the photo was taken.