On July 27, 1945, Costello and his crew flew the airplane from Wendover to Kirtland Army Air Field, Albuquerque, New Mexico, accompanied by another 509th B-29 and one from the Manhattan Project test unit at Wendover (216th AAF Base Unit).
On July 27, 1945, Costello and his crew flew the airplane from Wendover to Kirtland Army Air Field, Albuquerque, New Mexico, accompanied by another B-29 and one from the Manhattan Project test unit at Wendover (216th AAF Base Unit).