North American B-45 Tornado
The North American B-45 Tornado was a four engined jet bomber of the United States Air Force. Its first flight was in 1947 and it entered squadron service in April 1948. The B-45 operated during the Korean War as both a bomber and reconnaissance aircraft. The Royal Air Force also operated a number of the RB-45C variant to overfly the Soviet Union.
A total of 143 were built, the last being withdrawn from service in 1959.