The oldest B-52 still extant, "Balls 3" was for many years a missile and rocket launch test-bed at Edwards AFB, as evidenced by the extensive scoreboard on the fuselage
52-0003(16492) The oldest B-52 still extant, "Balls 3" was for many years a missile and rocket launch test-bed at Edwards AFB, as evidenced by the extensive scoreboard on the fuselage