the third-most produced bomber of all time The Boeing B-17 Flying Fortress is an American four-engined heavy bomber aircraft developed in the 1930s for the United States Army Air Corps A fast and high-flying bomber, the B-17 dropped more bombs than any other aircraft during World War II, used primarily in the European Theater of Operations. Which 4 engine heavy bomber would be the safest to fly in over Europe, during WW2? This one’s a G model, as it has the chin turret. The Boeing B-17 had so ma