 A few aircraft were transferred to Taiwan in the late 1950s for high-altitude reconnaissance missions.Six more RB-57Ds were used to monitor the last series of American atmospheric nuclear tests which took place in 1962.Three RB-57Ds were assigned to the 1211th Test Squadron (Sampling) of the MATS Air Weather Service at Kirtland AFB, New Mexico and were re-designated WB-57D.