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Udvar-Hazy Museum Director General J.R. "Jack" Dailey signs the official transfer document transferring possession of Space Shuttle Discovery to the Smithsonian during the Welcome Discovery Ceremony at the Smithsonian's Udvar-Hazy National Air and Space Museum's annex on April 19, 2012. © Mike Lynaugh

Udvar-Hazy Museum Director General J.R. "Jack" Dailey signs the official transfer document transferring possession of Space Shuttle Discovery to the Smithsonian during the Welcome Discovery Ceremony at the Smithsonian's Udvar-Hazy National Air and Space Museum's annex on April 19, 2012. 

© Mike Lynaugh