Screen Shot 2016-06-09 at 18.32.36 Published on June 9, 2016 in 10 June 1969Full resolution (675 × 444) ← Previous Next → The North American Aviation, Inc., X-15A-1, 56-6670, being brought into the Arts and Industries building, June 1969. (Smithsonian Institution Archives SI-A-4145-23-A)