Keywords: Excelsior NMUSAF Display.jpg Excelsior Gondola at the National Museum of the United States Air Force U S Air Force photo http //www nationalmuseum af mil/shared/media/photodb/photos/050328-F-1234P-014 jpg PD-USGov original upload log page en wikipedia Excelsior_NMUSAF_Display jpg 2007-01-16 21 05 Patrick Berry 726×911×8 83912 bytes <nowiki>Cropped Version of http //www nationalmuseum af mil/shared/media/photodb/photos/050328-F-1234P-014 jpg Excelsior Gondola at the National Museum of the United States Air Force U S Air Force photo </nowiki> 2007-01-16 20 57 Patrick Berry 1305×1800×8 296480 bytes <nowiki>Excelsior Gondola at the National Museum of the United States Air Force U S Air Force photo http //www nationalmuseum af mil/shared/media/photodb/photos/050328-F-1234P-014 jpg</nowiki> Research balloons Joseph Kittinger National Museum of the United States Air Force |